Ore Genesis: The State of the Art

Front Matter....Pages I-XX
Front Matter....Pages 1-1
Replacement Phenomena of Terrigenous Minerals by Sulphides in Copper-Bearing Permian Sandstones in Poland....Pages 3-9
Problems of Genesis of Copper Sandstones of Central Europe....Pages 10-15
Hydrothermal Alterations of Conglomeratic Uranium Ores, Pronto Mine, Ontario, Canada....Pages 16-24
The Isotopic Composition of Lead in Galenas in the Uranium Ores at Elliot Lake, Ontario, Canada....Pages 25-37
Pre-Witwatersrand and Witwatersrand Conglomerates in South Africa: A Mineralogical Comparison and Bearings on the Genesis of Gold-Uranium Placers....Pages 38-56
The Tin Deposit of Monte Valerio (Tuscany, Italy): Pneumatolytic-Hydrothermal or Sedimentary-Remobilization Processes?....Pages 57-65
Turbidite Barite in the Ouachita Mountains of Arkansas, U.S.A.....Pages 66-72
The Permo-Triassic Paleokarst Ores of Southwest Sardinia (Iglesiente-Sulcis). An Attempt at a Reconstruction of Paleokarst Conditions....Pages 73-82
Observations on Ore Rhythmites of the Trzebionka Mine, Upper Silesian-Cracow Region, Poland....Pages 83-91
The Genesis of the Zinc-Lead Ore Deposits of Upper Silesia, Poland....Pages 92-96
The Influence of Original Host Rock Character Upon Alteration and Mineralization in the Tri-State District of Missouri, Kansas, and Oklahoma, U.S.A.....Pages 97-107
Karst or Thermal Mineralizations Interpreted in the Light of Sedimentary Ore Fabrics....Pages 108-117
Atoll Texture in Minerals of the Cobaltite-Gersdorffite Series from the Raipas Mine, Finnmark, Norway....Pages 118-130
A New Type of Sulphosalt Mineralization in the Myrthengraben Gypsum Deposit, Semmering, Lower Austria....Pages 131-140
Front Matter....Pages 141-141
Sb-As-Tl-Ba Mineral Assemblage of Hydrothermal-Sedimentary Origin, Gümüsköy Deposit, Kütahya (Turkey)....Pages 143-149
A Strata-Bound Ni-Co Arsenide/Sulphide Mineralization in the Paleozoic of the Yauli Dome, Central Peru....Pages 150-160
Sedimentary and Diagenetic Fabrics in the Cu-Pb-Zn-Ag Deposit of Colquijirca, Central Peru....Pages 161-166
Sulphide Occurrence Near Tunca, Turkey....Pages 167-173
The Condestable Mine, a Volcano-exhalative Deposit in the Mesozoic Coastal Belt of Central Peru....Pages 174-188
Front Matter....Pages 189-189
Chemical Forms of Metal Enrichment in Recent Sediments....Pages 191-199
Front Matter....Pages 189-189
Ocean Floor “Metalliferous Sediments” — Two Possibilities for Genesis....Pages 200-210
Textures, Mineralogy and Genesis of Manganese Nodules on the Blake Plateau, Northwestern Atlantic Ocean....Pages 211-217
Front Matter....Pages 219-219
Vanadium Oxides in the Urcal Deposit, Argentina....Pages 221-229
On the Nature of Co-Ni Asbolane; a Component of Some Supergene Ores....Pages 230-239
Genesis of Low-Grade Chromite Ore Deposits in Lateritic Soils from the Philippines....Pages 240-250
The Oxidized Zone of the Broken Hill Lode, N.S.W.....Pages 251-268
Alteration of Radioactive Minerals in Granite and Related Secondary Uranium Mineralizations....Pages 269-280
Front Matter....Pages 281-281
Native Tellurium from Musariu, Brad Region, Metaliferi (Metalici) Mountains, Romania....Pages 283-295
Metallogenetic Area of Zletovo-Kratovo, Yugoslavia: Mineralogy and Genesis of Ore Deposits....Pages 296-301
The Tin Ore Deposit of Orissa, India....Pages 302-307
The Colquiri Tin Deposit: a Contribution to Its Genesis....Pages 308-318
Laramide Igneous Rocks and Related Porphyry Copper Occurrences of Southwest Romania....Pages 319-335
Polymorphic Variations of Pyrrhotite as Related to Mineralization in the Pyrometasomatic Copper, Zinc, Iron-Sulphide Deposits at the Kawayama Mine, Japan....Pages 336-344
Plasticity of Cryolite and Brecciation in the Cryolite Deposit, Ivigtut, South Greenland....Pages 345-350
The Formation of Chromite and Titanomagnetite Deposits Within the Bushveld Igneous Complex....Pages 351-370
Aspects on the Gold Distribution in Some Greek Chromites....Pages 371-373
Ultramafic Rocks and Related Ore Minerals of Lapland, Northern Finland....Pages 374-386
Chromite and Graphite in the Platiniferous Dunite Pipes of the Eastern Bushveld....Pages 387-395
Peridotites and Serpentinites of the East Alps and the Origin of Their Enclosed Ore Minerals....Pages 396-404
Front Matter....Pages N3-N3
Strata-Bound Sulphides in the Early Archaean Isua Supracrustal Belt, West Greenland....Pages 405-412
Front Matter....Pages N3-N3
On the Hawleyite-Sphalerite-Wurtzite-Galena Paragenesis from Ragada, Komotini, (Rhodope) North Greece....Pages 413-417
Remobilization of Strata-Bound Scheelite Indicated by Tectonic, Textural and Crystallographic Features in Brejui Mine, NE Brazil....Pages 418-425
Uranium Occurrences of Bavaria, Germany (With Emphasis on the Bavarian Pfahl of the Altrandsberg District)....Pages 426-433
Some Features of Ore Fabric, Sasca Montana Skarn Deposit, Romania....Pages 434-441
Diagenetic Crystallisation and Migration in the Banded Iron Formations of Orissa, India....Pages 442-450
Iron Formations of Precambrian Age: Hematite-Magnetite Relationships in Some Proterozoic Iron Deposits — A Microscopic Observation....Pages 451-459
Thorium Concentrations in the Bodenmais, Bavaria, Sulphide Deposit....Pages 460-468
Petrography, Mineralogy and Genesis of the U-Ni Deposits Key Lake, Sask., Canada....Pages 469-490
Front Matter....Pages 491-491
Andean Metallogeny Related to the Tectonic and Petrologic Evolution of the Cordillera. Some Remarkable Points....Pages 493-507
Correlation of Strata-Bound Mineral Deposits in the Early Cretaceous Santa Metallotect of North and Central Peru....Pages 508-527
A Caldera of Neogene Age and Associated Hydrothermal Ore Formation, Ticapampa-Aija Mining District, Cordillera Negra, Department of Ancash, Peru....Pages 528-552
The Exhalative Sediments Linked to the Volcanic Exhalative Massive Sulphide Deposits: A Case Study of European Occurrences....Pages 553-564
Strata-Bound Ores of Spain: Newly Discovered Features and Their Interpretation....Pages 565-572
Silver and Associated Minerals in the Northwestern Odenwald, Germany....Pages 573-581
Late Variscan and Early Alpine Mineralization in the Eastern Alps....Pages 582-589
Radioactive Disequilibrium Studies in Uranium Occurrences of the Odenwald, West Germany....Pages 590-597
On the Alpidic Mineralization in Western Central Europe Outside the Alps....Pages 598-606
Ore Textures as Indicators of Formation Conditions of Mineral Paragenesis in Different Types of Stratiform Lead-Zinc Deposits....Pages 607-624
Constraints on the Genesis of Major Australian Lead-Zinc-Silver Deposits: from Ramdohr to Recent....Pages 625-636
Precambrian and Phanerozoic Massive Sulphide Deposits....Pages 637-643
Front Matter....Pages 491-491
Genesis of Uranium Deposits. An Appraisal of the Present State of Knowledge....Pages 644-654
Front Matter....Pages 655-655
A Topology of Mineralization and Its Meaning for Prospecting....Pages 657-666
Uniformitarianism and Ore Genesis....Pages 667-674
Front Matter....Pages 675-675
The Cu-Ni-S System and Low Temperature Mineral Assemblages....Pages 677-688
On the Crystal Chemistry of Some Thallium Sulphides and Sulphosalts....Pages 689-704
Microbiological Leaching of Tin Minerals by Thiobacillus Ferrooxidans and Organic Agents....Pages 705-725
A Contribution to the Stannite Problem....Pages 726-734
Front Matter....Pages 735-735
Crystallogenetic Disequilibrium in Ore Veins as Indicated by Hydrothermal Fluid Inclusions....Pages 737-741
Fluid Inclusions and Trace Element Content of Quartz and Pyrite Pebbles from Witwatersrand Conglomerates: Their Significance with Respect to the Genesis of Primary Deposits....Pages 742-752
The Nature and Significance of the Pleochroism of the Cassiterites of the Southeast Asian Tin Belt....Pages 753-759
New Observations on Ore Formation and Weathering of the Kamariza Deposit, Laurion, SE Attica (Greece)....Pages 760-767
Bravoite and Co-Ni-Bearing Marcasite and Their Zoning Relationships....Pages 768-772
Bismuth-Tellurium Associations: New Minerals of the Wehrlite-Pilsenite Assemblage from Hungary....Pages 773-783
Rutile of Postmagmatic Mineral Formation....Pages 784-793
Back Matter....Pages 795-806