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ORGANIZATION UNIT OF THE VICE-DIRECTOR FOR GEOLOGY * GEOLOGICAL DIVISIONRAW MINERALS SOURCESThe accomplished project Sources of Ore-BearingFluids in Metallogeny of the Western Carp<strong>at</strong>hians closestheoretical aspir<strong>at</strong>ions of deciphering of ore deposits originin the all basic ore districts of Slovakia. Obviously, for a longtime it will serve as dominant source of ground inform<strong>at</strong>ionin the above sphere. In the year assessed there weredefi ned defi nitions of the genesis of the south Veporicumand Gemericum mineraliz<strong>at</strong>ionand epithermal mineraliz<strong>at</strong>ionof neovolcanites and accomplishedby partial reports. In theproject solution particip<strong>at</strong>ed toa considerable degree also theemployees of the <strong>Geological</strong> InstituteSAS and Faculty of N<strong>at</strong>uralSciences UK in Br<strong>at</strong>islava.Majerovce site – sampling of zeolitized(clinoptilonitized) rhyodacite tuffs fortechnological research. Photo P. Bačo.We accomplished also the project Evolution, Geometryand Distribution of Potential Lithological Traps ofHydrocarbons in Development and Closing Stage ofthe Neogene Basins in Slovakia. We closed interpretingand modeling works of selectedstructures and sites in basicPerlitic obsidian with fluidal structure andphenocrysts of feldspars (plagioclaseand sanidine). Fluidal texture is a productof local flow of rhyolite lava. The texture isemphasised by grey bands, which are aresult of local synvolcanic alter<strong>at</strong>ion <strong>at</strong> increasedactivity of fluids and transform<strong>at</strong>ionof primary glassy m<strong>at</strong>rix into clayeyminerals (smectite, illite). Deposit Lehôtkapod Brehmi. Photo MikušováNeogene basins and the fi nalreport was submitted.The main objective of theproject Str<strong>at</strong>egic EnvironmentalRaw Minerals is hierarchysetting and redefi nition of rawminerals which could be usedAdit of flot<strong>at</strong>ion gallery <strong>at</strong> the Sb-ore depositDúbrava situ<strong>at</strong>ed in the N<strong>at</strong>ionalpark Nízke T<strong>at</strong>ry territory. Photo: P. Balážin the environmentalsphere (large industrialaccidents andc<strong>at</strong>astrophic events)implement<strong>at</strong>ion „environmentalindex ofraw minerals – E k ,“according to whichwe will assess eachraw mineral depositViničky – redeposited pumicerhyolite tuffs and tuffites.Basement of extrusiverhyolite body Borsuk.Photo P. Bačoin the frame of the methodology of environmentally utilisableraw minerals deposits assessment. In the assessedperiod there were being completed geological and technologicalbases of d<strong>at</strong>a.The works in the year 2007 in the scope of the geologicalproject <strong>Map</strong> of Paleovolcanic Reconstruction of RhyoliteVolcanites of Slovakia and Analysis of Magm<strong>at</strong>ic HydrothermalProcesses were focused in lithofacies analysis,paleovolcanic reconstruction, construction of 3D and 4Dmodels, mineralogy, petrography and petrology, clarifying ofevolution of lacustrine basins with limnoquartzites and forcharacteris<strong>at</strong>ion of non-metallic raw minerals genesis.In the year 2007 the fi nal report of the project geologicalMineral Resources Utiliz<strong>at</strong>ion in Large-Size ProtectedAreas of the SR was completed. There were evalu<strong>at</strong>ed independentlyand complexly about 220 objects of depositsites of 23 large-scale protected areas in Slovakia in rel<strong>at</strong>ionto small-scale protected territories (n<strong>at</strong>ural and n<strong>at</strong>ionaln<strong>at</strong>ural reserves, n<strong>at</strong>ural and n<strong>at</strong>ional n<strong>at</strong>ural monumentsand protected areals), the territories included in NATURA2000 and zones of w<strong>at</strong>er sources protection. The result ofthe appreci<strong>at</strong>ion is defi ning of existing or potential risks inrel<strong>at</strong>ion to deposit exploit<strong>at</strong>ion.Complex analysis, completing of digital layers of minedoutspaces, protected deposit territories and further depositpolygons and evalu<strong>at</strong>ion of energetic raw mineral sources<strong>at</strong> the territory of Slovakia is the goal of the project Analysisof Fuel-Energetic Raw Minerals and Possibilities forExploit<strong>at</strong>ion of the Prognosing Resources Accountingfor their Economic Effectiveness.16 Annual Report 2007 <strong>St<strong>at</strong>e</strong> <strong>Geological</strong> Institute of Dionýz Štúr

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