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PL
Zagadnienie ścisłego rozgraniczenia granic przestrzennych nieruchomości gruntowej w górotworze, a zatem określenia jej dolnej granicy jest ciągle istotnym problemem teoretycznym i praktycznym. Ustawa prawo geologiczne i górnicze z 2011 r. przesądza bowiem w art. 10 jedynie o tym, które ze złóż kopalin należą do własności górniczej ergo do Skarbu Państwa, niezależnie od miejsca występowania złóż tych kopalin. Pozostałe złoża kopalin (nie wymienione w art.10 ustawy pgg) należą do właściciela nieruchomości gruntowej, o ile w jej granicach się znajdują. Władztwo to jest jednak ograniczone dolną granicą nieruchomości gruntowej. Nie ma definicji lub uregulowanego sposobu (przesłanek i ustalania) na jakiej głębokości znajduje się ta granica. Normy prawa cywilnego odsyłają w tej sprawie do klauzuli generalnej opisującej, że dolna granica nieruchomości gruntowej zależy od społeczno-gospodarczego przeznaczenia gruntu. Dolna granica powinna każdorazowo być wyznaczona indywidualnie rozstrzygnięciem sądowym dla konkretnej nieruchomości gruntowej, w przypadku wątpliwości czy sporu. Autorzy analizują orzecznictwo sądów w tej sprawie i wyciągają wnioski o niedoskonałości rozwiązań w polskim ustawodawstwie. Wskazują także we wnioskach de lege ferenda potrzeby zmian w przyszłości.
EN
The issue of the precise delimitation of the spatial boundaries of the landed property in the rock mass and therefore below the lower boundary of the landed property is still an important theoretical and practical problem. Indeed, the 2011 Geological and Mining Law only determines in Article 10 which mineral deposits belong to the mining property ergo to the State Treasury, regardless of where the deposits of these minerals are located. Other mineral depositss (not listed in Article 10 of the Pgg Act) belong to the landowner. However, this ownership is limited by the lower boundary of the landed property. There is no precise definition of what depth this limit is. The civil law norms refer in this case to the general clause describing that the lower limit of the land property depends on the socio-economic use of the land. The lower property limit should in each case be determined individually for the land by a court decision. The authors analyse the jurisprudence of the courts on this issue and draw conclusions about the inadequacies of the solutions in Polish legislation. They also indicate in de lege ferenda proposals the need for future changes.
EN
The Polish Geological Institute - National Research Institute, acting as the Polish Geological Survey (PSG), is responsible for, among others, carrying out works of fundamental importance for the national economy, in particular for the renewal of the country's raw material base, determining the resources of mineral deposits, as well as for environmental protection. As part of this work and within the framework of the activities in the field of implementation of the State Raw Materials Policy, PGI-PIB undertook the valorization of documented mineral deposits of strategic, key and critical importance for the state economy. This valorization is also to include the determination of the spatial relationships of objects that hinder the operation or future commencement of the exploitation of deposits, in accordance with the requirements for the determination of functional areas set out in the National Spatial Development Concept 2030 (NSDC 2030 - repealed in 2020). In order to preserve the utility values of mineral deposits of strategic importance for the state economy, including the preservation of the energy security of the country in the perspective of 2030 and later years, the NSDC 2030 indicated the need to protect them against permanent buildings and line investments, among others by introducing restrictions on how these areas are managed.
EN
Defining a list of strategic deposits is an indispensable activity for preparing the mineral resources policy, a governmental programming and planning document serving to ensure long-term mineral security of the country. Some mineral deposits play a fundamental role in the functioning of the economy and therefore require special protection. Such deposits are referred to under various terms (strategic, key, deficit and critical mineral deposits). Until now, none of these terms has a normative character in Poland. As of 2019, the Polish Geological Institute-National Research Institute is prepares a list of strategic deposits on behalf of the Chief Geologist of the Country. To accomplish this task, a special methodology was developed (using and modifying previously published studies and proposals and the EU approach to critical minerals). Special attention was paid to the issue of legal protection of deposits in the system of planning protection. Based on multi-criteria analysis, deposits of local and regional, national and supranational importance and a list of strategic deposits have been defined. Special plan protection (strategic deposits and those recognized as equivalent for spatial planning) should be extended to 266 deposits out of more than 14 000 documented deposits listed in MIDAS database.
PL
Agresja Rosji wobec Ukrainy ponownie uzmysławia znaczenie i rolę surowców mineralnych w polityce państw. Działania militarne zakłócające łańcuch dostaw surowców wywołują globalny niepokój na rynkach surowcowych, powodując wzrost cen surowców na międzynarodowych rynkach i wahania kursów walut rozliczeniowych w obrocie surowcowym. Bieżąca sytuacja polityczno-militarna wymusza prowadzenie dodatkowych analiz o własnej bazie surowcowej znajdującej się w złożach krajowych i możliwościach jej wykorzystania. Choćby częściowe zamykanie się rynku surowcowego prowadzi do konieczności uwzględnienia działania gospodarki krajowej w warunkach ograniczonej autarkii surowcowej. Tym większą rolę należy obecnie przypisać prowadzeniu właściwej polityki surowcowej państwa. W ramach tej polityki należy rozważyć wprowadzenie instrumentów zachęcających inwestorów do podejmowania działań na rzecz zagospodarowania udokumentowanych zasobów złóż kopalin.
EN
Russia’s aggression against Ukraine once again highlights the importance and role of mineral resources in the politics of countries. Military actions disrupting the raw material supply chain are causing global unrest in mineral commodities markets, driving up commodity prices in international markets and causing fluctuations in raw material settlement currencies. The current political and military situation makes it necessary to conduct additional analyses of mineral reserves in domestic deposits and the possibility of their exploitation. Even partial closure of the raw materials market leads to the necessity to take into account the operation of the national economy under conditions of limited raw materials autarky. This makes it all the more important to pursue an appropriate national minerals policy. As part of this policy, the introduction of instruments encouraging investors to undertake activities aimed at the development of documented mineral deposits should be considered
EN
The importance and the role of minerals in the economy of a country or the world is highlighted by the use of the following terms: scarce mineral, critical mineral, and strategic mineral. The validity of the raw material in the economic processes and knowledge about the sources of its acquisition, access barriers, and the shaping of prices on the domestic and international market allow the development of an action strategy. The strategy must take into account the objective of the action, time horizon, the kind of the instruments that need to be used, and the scope of international cooperation. The importance of the raw material for the country is not only the volume of turnover and volume of production obtained thanks to its application. There are also historical, cultural and social reasons for its importance. The authors present arguments for another meaning of the term – mineral criticality. They also point out the linguistic differences between the term “criticality” in Polish and English. They propose to consider water, medicinal raw materials, some rock resources and amber as critical raw materials for various reasons.
PL
Znaczenie i rola kopalin w gospodarce kraju lub świata przejawia się w stosowaniu różnych określeń: „kopalina deficytowa”, „kopalina krytyczna”, „kopalina strategiczna”. Ważność surowca w procesach gospodarczych oraz wiedza o źródłach jego pozyskiwania, barierach dostępu, kształtowaniu się cen na rynku krajowym i zagranicznym pozwalają na opracowanie strategii działania państwa. Strategia musi uwzględniać cel działania, horyzont czasowy, rodzaj instrumentów koniecznych do wprowadzenia i stosowania oraz zakres współpracy międzynarodowej. Znaczenie surowca dla kraju wynika nie tylko z wielkości obrotów surowcem i wielkość produkcji uzyskanej dzięki jego wykorzystaniu. Określa to również jego znaczenie ze względów historycznych, kulturowych i społecznych. Autorzy przedstawiają argumenty przemawiające za innym znaczeniem terminu „krytyczność surowców mineralnych”. Wskazują również na różnice językowe pomiędzy znaczeniem terminu „krytyczność” w języku polskim i angielskim. Proponują, aby za surowce krytyczne z różnych względów uznać wodę, surowce lecznicze, niektóre surowce skalne czy bursztyn.
EN
The Northern Copper Belt is located in south-western Poland, a region well known for its copper and silver occurrences of varying significance. This area also includes the abandoned mines of the North-Sudetic Trough (Old Copper District), as well as the currently active New Copper District in the southern part of the Fore - Sudetic Monocline. The vast exploration programme of Miedzi Copper Corp. initiated in 2011 in the northern, deeper part of the Fore Sudetic Monocline provided new data about the deeper parts of this geological unit, located north of the known deposits. A number of prospective areas with Cu-Ag mineralization were investigated, which ultimately resulted in the discovery of three new Cu-Ag deposits. Both the prospective areas and the documented deposits form the so-called Northern Copper Belt, which as a whole has high potential for the identification of new ore deposits and an increase in resources. A description of these three new deposits is provided along with characteristics of the areas of their possible extension, and the additional prospective areas with hypothetical and speculative resources. The new deposits are compared to other Polish Cu-Ag ore deposits, with an emphasis on differences in their geological structure and mineralogy. The paper also presents a brief summary of the applied new exploration tools which have led to this discovery.
EN
The Authors analyze the national deficit of mineral commodities (classified as strategic and critical mineral commodities) against the volume of mineral deposits in Poland, from which these commodities are obtained. The assignment of types and subtypes of minerals that are the source of extraction to the corresponding strategic and critical mineral commodities is presented. A comparison was made between the annual extraction of minerals-sources of mineral commodities and their reserves in documented deposits and the volume of exports and imports of strategic and critical mineral commodities. It was found that Poland does not have a number of mineral deposits useful as sources of mineral commodities (strategic and critical) or documented mineral reserves are not sufficient to cover the needs of the national economy for these mineral commodities. Therefore, most of the critical and strategic mineral raw materials are scarce for Poland. A new approach to the classification of critical and strategic mineral commodities and the definition of the scarcity of mineral commodities in the country was proposed. The task of the geological survey is to conduct research to increase the base of mineral resources, especially those of fundamental importance for the economy. Such works are carried out at the Polish Geological Institute for the benefit of the project of State Raw Materials Policy (still under consideration) and should be continued in subsequent years.
8
Content available Kopaliny balneologiczne jako surowiec kluczowy
EN
Changesin the demographic structure of the society and the development of civilisation diseases result in an increased interest in health-resort and spa and wellness services in Poland. Balneological raw materials will fill an important role in maintaining and improving the quality of life. The increase in demand for health-resort and disturbing reports on the possible collapse of the current pension system will probably force necessity of extending the retirement age. Undoubtedly, balneological raw materials will be crucial for efficient functioning of the society by providing broader health care prolonging physical fitness of the population. The awareness of occurring and coming changes makes the authors discuss the significance of the role of mineral resources in terms of not only innovation, defence and safety but also socio-cultural and civilisation.
EN
Studies on Baltic nodules have been undertaken since the1920s. In the 1970sand 1980s, the Polish Geological Institute - National Research Institute conducted researches on the bottom sediments of the Baltic Sea, which allowed identifying the regions of occurrence of Fe-Mn nodules in the southern part of the Baltic Sea (Mojski, 1989-1994). Nodules from the Polish Baltic Sea Zone are the least studied element of the marine environment. So far, there is a lack of information on environmental-geological conditions of formation and occurrence of nodules, their metal resources and deposit potential. The Fe-Mn nodules may be a valuable source of information on the contamination of the Baltic Sea water and bottom sediments. In cooperation between the Institute of Oceanography of the University ofGdañsk and the Polish Geological Institute-NRI, two research cruises were carried out in August and September 2020 on a 5 X 5 km testing ground in the Gotland-Gdańsk Threshold region. The seabed surface was profiled using multibeam echo sounders and a side-scan sonar. A hundred samples of Fe-Mn nodules, 25 samples of surface sediments associated with the nodules, and25 samples of clay rocks underlain by marine sediments were collected. The extensive documentary material will enable, for the first time, to estimate the nodule resources and determine the regularity of their occurrence.
EN
For 60 years, the Polish Geological Institute as a geological survey has been preparing special studies on prospective mineral resources. During this time the title, form, content, model of presented data have been changed. Currently, the study is edited as “Balance of Prospective Mineral Resources of Poland”. The knowledge about mineral resources has a fundamental importance for the national mineral security and rational decisions concerning the country’s economic strategy. The authors present the evolution of methodology, scope and significance of the “Balance...”. The last edition of “Balance...” in 2020 is a comprehensive scientific monograph (citing over 1700 published and unpublished sources) containing information about over 50 major minerals, as well as marine minerals from Baltic Sea.
EN
In Poland, the mineral sector generates 110–130 million tons of wastes annually (in the last 20 years), and metal ore mining alone was responsible for 31.2 million tons of wastes in 2017. The slags deposited at the Polkowice were investigated. This waste may be a potential source of many valuable metals (Zn, Pb, Cu, Sb, Sn, Se). The tailings dump in Polkowice contains approximately 80,000 tons of slag. The material contains primary phases formed by pyrometallurgical processes and secondary phases, which are the result of transformation of primary components. The primary phases are represented by sulfides: sphalerite [ZnS]; wurtzite [(Zn,Fe)S]; pyrite [FeS2]; sulfates: beaverite-(Zn) [Pb(Fe3+2Zn)(SO4)2(OH)6]; palmierite [(K,Na)2Pb(SO4)2]; oxides and hydroxides: goethite [Fe3+O(OH)]; wüestite [FeO]; hematite [Fe2O3]; magnetite [Fe2+Fe3+2O4]; chromian spinel [Fe2+Cr3+2O4]; silicates: petedunnite [Ca(Zn,Mn2+,Mg,Fe2+)Si2O6]; quartz [SiO2]; and microcline [KAlSi3O8]. Additionally, SEM -BSE observations revealed that oxidized native metals (Cu, Pb,As) and metal alloys and semi-metals appear. The slag consists mainly of SiO2 (13.70–20.60 wt%), Fe2O3 (24.90–39.62 wt%) and subordinately of CaO (2.71–6.94 wt%) and MgO (1.34–4.68 wt%). High contents are formed by Zn (9.42–17.38 wt%), Pb (5.13–13.74 wt%) and Cu (1.29–2.88 wt%). The slag contains trace elements Mo (487.4–980.1 ppm), Ni (245.3–530.7 ppm), Sn (2380.0–4441.5 ppm), Sb (2462.8–4446.0 ppm), Se (168.0–293.0 ppm). High concentrations are formed by toxic elements, such as e.g. As (13 100–22 600 ppm) and Cd (190.5–893.1 ppm). It is estimated that the tailings dump has accumulated about 80,000 t of slag, which may contain about 10,000 t of Zn, about 6,700 t of Pb, and 1,500 t of Cu.
PL
Sektor mineralny wytwarza w Polsce około 110–130 mln odpadów rocznie (w ostatnich 20 latach), a górnictwo metali odpowiedzialne jest za wyprodukowanie 31,2 mln t odpadów w 2017 r. Odpady hutnicze powstałe w KGHM zawierają istotne ilości metali (Zn, Pb, Cu, Cr). Przedmiotem badań były hutnicze odpady pomiedziowe z hałdy w Polkowicach. Odpady te mogą być potencjalnym źródłem kilku metali (Zn, Pb, Cu, Sb, Sn, Se). Hałda w Polkowicach zawiera około 80 000 ton żużli pohutniczych. Badany materiał mieści fazy pierwotne powstałe w pirometalurgicznym procesie i fazy wtórne, które są rezultatem przemian faz pierwotnych. Fazy pierwotne reprezentowane są przez siarczki: sfaleryt [ZnS]; wurcyt [(Zn,Fe)S]; piryt [FeS2]; siarczany: beaveryt-(Zn)[Pb(Fe3+2Zn) (SO4)2(OH)6]; palmieryt [(K,Na)2Pb(SO4)2]; tlenki i wodorotlenki: goethyt [Fe3+O(OH)]; wüstyt [FeO]; hematyt [Fe2O3]; magnetyt [Fe2+Fe3+2O4]; spinel chromowy [Fe2+Cr3+2O4]; krzemiany: petedunnit [Ca(Zn,Mn2+,Mg,Fe2+)Si2O6]; kwarc [SiO2]; i mikroklin [KAlSi3O8]. Ponadto obserwacje SEM -BSE ujawniły obecność utlenionych metali rodzimych (Cu, Pb, As), stopów metali i półmetali. Żużle zawierają głównie SiO2 (13,70–20,60% w ag.), Fe2O3 (24,90–39,62% wag.) i pobocznie CaO (2,71–6,94% wag.), MgO (1,34–4,68% wag.). Wysoka jest zawartość Zn (9,42–17,38% wag.), Pb (5,13–13,74% wag.) i Cu (1,29–2,88% wag.). Ponadto żużel zawiera pierwiastki śladowe Mo (487,4–980,1 ppm), Ni (245,3–530,7 ppm), Sn (2380,0–4441,5 ppm), Sb (2462,8–4446,0 ppm), Se (168,0–293,0 ppm). Zawartość pierwiastków toksycznych jest wysoka: As (13 100–22 600 ppm), Cd (190,5–893,1 ppm). Oszacowano, że hałda żużla o masie 80 000 t może zawierać około 10 000 t cynku, około 6700 t ołowiu i około 1500 t miedzi.
EN
The PGI-NRI conducts geological research on the documentation of occurrence of REE deposits in Poland. The deposit potential may be related to the formation of Lower Cretaceous phosphorites from the NE margin of the Holy Cross Mountains. Two phosphorite deposits were exploited in this region in the past: Chałupki (1936-1959) and Annopol (1952-1970). From the Chałupki old mine dump, 34 samples of fine-grained sand were collected. The pseudonodules were extracted from this sand. The sand from the dump is composed of quartz, francolite (carbonate-rich fluorapatite) Ca5(PO4,CO3)3F, illite and a small amount of feldspar, calcite and heavy minerals. The heavy fraction is composed of zircon, monazite and rutile. Sand has a low content of REE ranging from 47.56 to 185.26ppm. The phosphorite pseudonodules underwent a detailed mineralogical and chemical analysis. They are composed of francolite, quartz, illite, glauconite, feldspar and minor heavy minerals: zircon and monazite. For the first time, the whole spectrum of REE was analysed in pseudonodules. The I.REE content in the nodules ranges from 177.37 to 354.18ppm. This level of REE indicates a serious need for further exploration and research of phosphorite pseudonodules within the whole Lower Cretaceous phosphorite series and moreover, also in the Eocene phosphorite formation in the Lublin region.
EN
During the geological prospecting works conducted in 2013 on Bangka Island (Indonesia), high monazite content was identified in the wastes produced during processing of cassiterite deposits. Monazite, among 250 known minerals containing REE, is one of the most important minerals as primary source of REE. The monazite content in this waste is up to 90.60%. The phase composition of the investigated tailing proves that the sources of minerals accompanying the placer sediments tin mineralization are granitoids. The tailing is composed of numerous ore minerals, including monazite, xenotime, zircon, cassiterite, malayaite, struverite, aeschynite-(Y), ilmenite, rutile, pseudorutile and anatase. Monazite grains belong to the group of cerium monazite. Its grains are characterized by high content of Ce2O3 27.12–33.50 w t.%, La2O3 up to 15.46 w t.%, Nd2O3 up to 12.87%. The total REE2O3 + Y content ranges from 58.18 to 65.90 wt.%. Monazite grains observations (SEM-BSE) revealed the presence of porous zones filled with fine phases of minerals with U and Th content. The radiation intensity of 232Th is ATh = 340 ± 10 Bq and 238AU = 114 ± 2 Bq. High content of monazite and other REE minerals indicates that tailing is a very rich, potential source of REEs, although the presence of radioactive elements at the moment is a technological obstacle in their processing and use. The utilization of monazite bearing waste in the Indonesian Islands can be an important factor for development and economic activation of this region and an example of the good practice of circular economy rules.
PL
W trakcie geologicznych prac prospekcyjnych prowadzonych w 2013 roku na indonezyjskiej wyspie Bangka stwierdzono wysokie zawartości monacytu w odpadach powstałych po przeróbce osadów kasyterytonośnych. Monacyt jest jednym z najważniejszych pierwotnych źródeł REE wśród 250 znanych minerałów zawierających REE. Zawartość monacytu w badanym odpadzie wynosi do 90,60%. Skład fazowy badanych odpadów wskazuje, że źródłem minerałów towarzyszących w cynonośnych złożach okruchowych były granitoidy. W składzie odpadu przeróbczego, metodą XRD zidentyfikowano obecność licznych minerałów złożowych, wśród nich: monacyt, ksenotym, cyrkon, kasyteryt, malayait, strüveryt, aeschynit-(Y), ilmenit, rutyl, pseudorutyl i anataz. Badania składu chemicznego ziaren monacytu z użyciem EPMA ujawniły, że należy on do grupy monacytu cerowego. Jego ziarna cechują się wysoką zawartością Ce2O3 27,12–33,50% wt., La2O3 do 15,46% wt., Nd2O3 do 12,87%. Całkowita zawartość REE2O3 + Y mieści się w zakresie od 58,18 do 65,90% wt. Obserwacje ziaren monacytu (BSE) ujawniły w nich obecność stref porowatych wypełnionych drobnymi fazami minerałów z udziałem U oraz Th. Aktywność promieniotwórcza 232Th wynosi ATh = 340 ± 10 Bq, a 238U = 114 ± 2 Bq. Wysoka zawartość monacytu oraz innych minerałów nośników REE wskazuje, że odpad przeróbczy stanowi bardzo bogate, potencjalne źródło pierwiastków ziem rzadkich, choć zawartość pierwiastków promieniotwórczych stanowi obecnie przeszkodę technologiczną w ich przetwarzaniu i wykorzystaniu. Wykorzystanie monacytonośnych odpadów z wysp Indonezji może być ważnym czynnikiem rozwoju i aktywizacji gospodarczej tego regionu oraz przykładem dobrej praktyki stosowania zasad gospodarki o obiegu zamkniętym.
EN
In 2009, on the initiative of PT Halmahera Perkasa the “Jayapura” exploration project was carried out in Indonesia. As part of this project, exploration of the sea bottom in the northern coast of New Guinea was carried out over a distance of ~45 km. The suction dredge collected 59 samples of loose sediments from the shelf bottom surface of the Carolinian Sea (to a depth of 60 m below the sea-floor). The extracted samples are usually poorly and moderately sorted sands (5 samples), medium-grained sands (21 samples), and fine-grained sands (33 samples). The sand composition shows, among others, a wide spectrum of heavy minerals of ultra-mafic (Cr-garnet, chromium spinel, Mg-olivine) and metamorphic (epidote, clinochlore, amphibole, titanite) origin. The content of heavy minerals in the sediments is up to 54.77 wt.%. It was found that the source of heavy fraction in the eastern and western parts of the coast is the rock of the ophiolite series building the Cyclops Mountains Massif. The mineral composition of sediments from the central coastal zone corresponds to the types of rocks building the metamorphic core of the Cyclops Mountains (amphibolite, gneisses, andesite). Three mineral-geochemical subprovinces were determined on the basis of analyses of heavy mineral decomposition and chemical analyses of sediments. Shelf sediment from the eastern part of the coast is characterized by an increased content of strategic metals (Ni up to 3560, W up to 3130 and Co up to 142 ppm). In the central zone, the V content increases up to 244 ppm and the Ag content up to 5 ppm. In the shelf sediments there is a strong depletion in the REE.
EN
The Polish Geological and Mining Law (The Act) determines two types of mineral deposit ownership: State Treasury Ownership (STO) and Land Ownership (LO). The Act introduces the term - mining usufruct (term adequate to mining lease) that concerns extracting of STO or geological activity in rock mass belonging to the State. The Minister of Environment, on behalf of the State and with the exclusion of other persons, can benefit from the subject of mining properties or dispose of its right to STO exclusively by establishing mining usufruct. The establishment of mining usufruct shall take place in the form of a written agreement between the State and entrepreneur and requires paying predetermined remuneration to the State. The authors conclude that the Act contains imprecise regulations concerning the lower limit of land property. This causes numerous difficulties in recognizing which parts of land property belong to the State Treasury and which belong to the land owner. The authors suggest that it is necessary to differentiate in the Act two kinds of activities and consequently two types of agreement between the State and entrepreneur: 1) agreement of mining usufruct, and 2) agreement of geological usufruct.
EN
In the shadow of discoveries of large deposits of mineral resources in Poland after World War II, intensive exploration works were carried out, but the results of this research did not bring such spectacular effects. Exploration of Zn-Pb deposits conducted in the vicinity of historic deposits of Tarnowskie Góry and Bytom led to documentation of the Zawiercie, Goluchowice and Marciszów deposits. With some successes, exploration works of metal ore deposits in Paleozoic igneous and metamorphic rocks of the NE margin of the Upper Silesian Coal Basin were carried out. In this area, the Myszków Mo-W-Cu mineral deposit was confirmed, representing the porphyry copper genetic type. Moreover, in the area of Mrzyglód, the promising mineralization zone was found, requiring further geological research. The exploration of uranium and rare earth element ores did not lead to documentation of the deposits, nevertheless they made it possible to recognize all geological structures in Poland in terms of the possibility of occurrence of ore deposit occurrence of these metals. The prospecting works for these goals was carried out with a relatively small scale and were limited of the Sudetes, where exploitation took place on a fairly large scale in the past (Zloty Stok, Radzimowice, Klecza-Radomice, Wądroże Wielkie). The gold concentration occurring in the Zechstein Kupferschiefer formation and the porphyry copper mineralisation in NE margin of the Upper Silesian Coal Basin were also studied. The PGI participated in the exploration of mineral resources in marine areas, where besides the hydrocarbon exploration in the Polish economic zone, research on the Baltic polymetallic nodules was carried out, and within the INTEROCEANMETAL consortium the raw material potential of the Clarion-Clipperton Zone in the Pacific was studied.
PL
Czy na Ziemi istnieją jeszcze niezagospodarowane, perspektywiczne zasoby surowców energetycznych? To pytanie nurtuje polityków, ekonomistów oraz specjalistów z branży energetycznej.
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