 | | Journal (article/letter/editorial) | | TANZURINE Cherry-Red and Emerald-Green from Tanzania F ollowing the 2017 Denver mineral and gem shows...rocks as tanzurine after the country of origin, Tanzania, a name he coined and has patented. Bartky is...Most mineral collectors are aware that Tanzania in the region around the city of Arusha has, over the...earlier, in 1967, in the Merelani Hills near Arusha, gemquality blue-violet zoisite was discovered, which...years. Far away from Arusha but still in northern Tanzania near its border with Kenya and in Maasai tribal |  | | Journal (article/letter/editorial) | | metasomatic rocks such as omphacitite, albitite and zoisite rock. The protolith of the jadeitite is likely...2012; Harlow et al., 2015). In the circum–Pacific region, four locations are known: Japan and three other...(the Nomo metamorphic rocks) to Amakusa– Takahama district (the Amakusa–Takahama metamorphic rocks) from...three bodies of serpentinite mélanges occur in this region: the Mie, Nishikashiyama, and Shikimi mélanges...The features of the serpentinite mélanges in this region can be summarized as follows (Nishiyama, 1989, |  | | Journal (article/letter/editorial) | | intrusives, which have a subdued topography, with hills of less than 80 meters of elevation above the countryside...which are more resistant to erosion and appear as hills, ridges and plateaus, with a few hundreds of meters...main geological units of Eastern Guiana Shield. (B) Stratigraphic column at Serra do Navio (details and...less than 1 meter of thickness, and the soil zone B is rich in iron, forming laterite, characterized by...the minimum necessary to justify the opening of a mine in that remote area. After a few years of exploration |  | | Journal (article/letter/editorial) | | strike-slip faulting in the history of the Hukawng Block and the Jade Mines Uplift, Myanmar Michael F. Ridda...University, Chiang Mai 50200, Thailand b A R T I C L E I N F O A B S T R A C T Article history: Received...displacement, places the Hukawng Block alongside the Tengchong Block, suggesting they were formerly connected...rights reserved. Keywords: Hukawng Block Sagaing Fault Tengchong Block Medial-Myanmar Shear Zone Jade Mines...underlie the basin-fill sediments of the Hukawng Block? Jade Mines Uplift or Belt (the 26 N Uplift) |  | | Book | | Appendix A: Mineral Determinative Tables Appendix B: Topographic and Geological Maps Appendix C: Geologic...Paleozoic delta 5.5. Correlation: (a) biostratigraphic (b) physical 5.6. Chert and dolomite 116 118 120 6...172 174 176 App. B.l. Contour lines 183 App. B.2. Block diagram, geo¬ logic map, and geo¬ 185 logic cross...features that are most familiar—landforms such as hills and valleys, beaches and sea cliffs. Chapter V deals...nucleus may be considered to be in another shell (L). B. The schematic representation often used on paper |  | | Journal (article/letter/editorial) | | a Precambrian gneiss complex in the Sancheong district, Korea, and cropped out as a square mass (12 •...above 95 vol%) with minor hornblende, epidote, zoisite, ilmenite, titanite and primary phyllosilicates...lateral transportation. Key: A = block of weathered dike rock; B = block of weathered kaolin; C = weathered...spots of anorthosite together with hornblende, zoisite and titanite. Structural formulas of primary phyllosilicates...weathering profile exposed at the kaolin mine in the Sancheong district. Samples were stored in polyethylene |  | | Book | | possible ground is mined and that the life of the mine is as long as economically possible, and revenue...reducing profitability,also reduce the life of the mine and waste natural resources. Mineral Reserves ...the north, are as follows: of which capitals, Region Regional Upper West Upper East Northern Brong...Ashanti Western Central Eastern Greater Accra Volta Region Wa Bolgatanga Tamale Sunyani Kumasi Sekondi/Takoradi...0 ,. SA 4.KIIOK OA 5.M O INS I 6.WIAWSO 7.B AH D A 1000m.-500m. " ~ ,. Ci \) \ 0 ' Fig.4 |  | | Journal (volume) | | A. Logan, District Mining Engineer C. Jenkins, Chief Geologist McK. Laizure, District W. Burling...Engineer District Sampson, Assistant Mining Engineer District Engineer Chas. V. Averill, District Mining...REPORTS OF DISTRICT MINING ENGINEERS Page 1 Redding Field District 1 Sacramento Field District 1 San...San Francisco Field 24 District Los Angeles Field District 49 GEOLOGIC BRANCH Current 50 Notes ...org/details/californiajourna31cali REPORTS OF DISTRICT MINING ENGINEERS In 1919-1920 the Mining Bureau |  | | Report (chapter) | | 320–310 Ma, ending with the docking of the Tarim block to the Kazakh continent. To the east, the Pobeda...Ocean; (2) the existence and origin of the STS block; and (3) the localization of the Cenozoic deformation...Shan Ocean as a back-arc basin between the Tarim block and the CTSc. The subsequent closure of this basin...Central Tien Shan Ocean below the Middle Tien Shan block during Late Carboniferous times (e.g. Simonov et...Kyrgyzstan: Fig. 1) were separated from the Tarim block by a backarc basin. In the Kyrgyz Tien Shan, this |  | | Book | | B.V. Oleinikov (Yakutsk) A. F.Safronov (Yakutsk) B. N.Scorik (Kokchetav) V.S.Shatsky (Novosibirsk) A...Chashka A 1. 104,413,541,606 17,20,95,249 Chatterjee B. 106,266 98,158 Avdeyev A.V. 496 Chepurov A.A...C. 40 Devyatkin V.N. 132 Dino R. 323 Beard B. L. 41,549 Bedini R.M. 44 Dneprovskaya L.R. Bekmukhametov...Jones A.P. 164 106,266 269 Jones M.Q.W. 188 Kagan B. 172 Kameristova S.G. 496 118,179,194,196,201...Halliday A.N. Hanna S.H. Harris C. Harris J.W. Harte B. Hawkesworth C J. Heaman L.M. van Heerden L.A. Heimstaedt |  | | Book | | Manganese Mineralistion in Singhbhum–North Orissa Region Copper (gold) Mineralisation in Chhotanagpur Granite...Granite–Gneiss Complex Pyrite Deposit at Amjhore, Rhotas District, Bihar Bauxite Deposits of Eastern India Chapter...RM and REE Mineralisations in Rajasthan–Gujarat Region Rock Phosphate Deposits of Rajasthan Bauxite Deposits...map of South India, 2 Geological map of Karnataka region, 3 Some structures in Peninsular Gneiss, 4 Geological...showing Dharwar Group of rocks in the Western Dharwar Block and important ore deposits contained by them, 8 |  | | Report (issue) | | (Petrology)—Appalachian Region—Congresses. 2. Olistostromes—Appalachian Region—Congresses. I. Horton,...Wright Horton, Jr. Accretion of the Boundary Mountains terrane within the northern Appalachian orthotectonic...BE ate. Richard H. Bailey, James W. Skehan, RaNaye B. Dreier, and Michael J. Webster Liberty Complex; Polygenetic...43 65 93 A med cele i 113 135 Contents Block-in-matrix structures in the North Carolina Blue...of the Morgan Run Formation (of debated age) and Mine Run Complex, some of which contain possible ophiolite |  | | Book | | contributed during discussions, field trips, and mine visits. As cited in the text, many colleagues provided...J. Hruby (Czech Republic), E. Kirchner (Austria), B. Kirchner (Austria), J. Komínek (Czech Republic),...Steenfelt (Denmark/Greenland), M. Pagel (France), B. Poty (France), J. Royall (Spain), and A. Kuestermeyer... . . . . . . . . . . . . . . . 2.1 West Balkan Region . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . 2.1.1 Bukhovo District .. . . . . . . . . . . . . . . . . . . . . . |  | | Journal (volume) | | compositions and surface processes. YILG ARN BLOCK I},;(N) Folded "\\ \ \ .... ------- - S';.LOt>...Africa, and Pilbara Block, Australia (Fig. 1; Eriksson 1978, 1979, 1980, 1982a, b). In both areas a braided...manifested in vertical sequence whereas in the Pilbara Block the braided-alluvial and submarine-fan deposits...in the Barberton Mountain Land and the Pilbara Block are based on geochemistry of basinal and shelf mudstones...Mountain Land and the Gorge Creek Group in the Pilbara Block (Figs. 3 and 4), are characterized by very little |  | | Book (edition) | | ....................... 1625 IX.1. Andaman Sea Region .................................................public-domain publications listed alphabetically by region or by subject. It resumes a tradition of annotated...Thamrin & Mey, 1987) Abdurrachman, M., S. Widiyantoro, B. Priadi, M.Z.A. Alim & A.H. Dewangga (2015)- Proposed...than expected if attached to Australia, implying region separated from Australia before Late Cretaceous...palaeogeography of the northern Australia-Timor region. Palaeogeogr. Palaeoclim. Palaeoecology 1, p. 297-305 |  | | Report (edition) | | Corries’ towards Aonach Beag (1234 m), Glen Roy district, Lochaber. The frostshattered exposures in the...the Appin, Argyll and Southern Highland groups Block diagram of major structures in the Grampian Highlands...Carboniferous and Permian rocks of the South-west Highlands B Carboniferous rocks of southern Kintyre 36 Generalised...Glen 199 207 Plates ] 167 30 (D 4967) Roy district 32 (D 4175) Boulder bed in the Port Askaig...Strath Fillan (D 2656) Rock platforms, north Islay (B 722) Stratabound baryte, Ben Eagach Quarry, Aberfeldy |  | | Book | | label: Aerial view of the Bingham Canyon copper mine, Kennecott Utah Copper, September 2003. Photo courtesy...Magmatic-Hydrothermal History of the Río Blanco-Los Bronces District, Central Chile: Development of World’s Greatest...Chuquicamata District, Northern Chile Geologic Overview of the Escondida Porphyry Copper District, Northern...± Molybdenum Deposits of the Ertsberg-Grasberg District, Papua, Indonesia Clyde A. Leys, Mark Cloos,...Tenke-Fungurume SedimentHosted Strata-Bound Copper-Cobalt District, Katanga, Democratic Republic of Congo Dzhezkazgan |  | Vikent'eva, Olga V., Bortnikov, Nikolay S., Vikentyev, Ilya V., Groznova, Elena O., Lyubimtseva, Natalya G., Murzin, Valeriy V. (2017) The Berezovsk giant intrusion-related gold-quartz deposit, Urals, Russia: Evidence for multiple magmatic and metamorphic fluid reservoirs. Ore Geology Reviews, 91. 837-863 doi:10.1016/j.oregeorev.2017.08.018 | Journal (article/letter/editorial) | | Bortnikova, Ilya V. Vikentyeva, Elena O. Groznovaa,b, Natalya G. Lyubimtsevaa, Valeriy V. Murzinc a Institute...RAS), 35 Staromonetny per., Moscow, 119017 Russia b Institute of Experimental Mineralogy (IEM RAS) 4...Academica Osypyana ul., Chernogolovka, Moscow region, 142432 Russia c Zavaritsky Institute of Geology...regionally metamorphosed greenschist rocks. The district consists of the rock complexes originated at different...island arc complex. The significant part of the district consists of Carboniferous granodiorite, adamellite |  | | Book | | Maurice Pease Robert L. Reuss David Ce Roy James B, Thompson, Jr, David S. Westerman Price of Guidebook:...or currently in progress in the Greater Boston Region. No single thematic approach was chosen for the...Andrew F, Shride James W, Skehan Byron D, Stone James B. Thompson, Jr. C. Wroe Wolfe Dennis S, Wood D, U...Problem by Judith A. Rehmer and David C. Roy *A-1,*B-1 71 Geology of the Squantum 'Tillite' by Richard...Bailey, William A. Newman, and Andrew Genes A-2, B-2 92 Geology of Squaw Head, Squantum, Massachusetts |  | | Book (edition) | | Permian Triassic Structural evolution References J. P. B. Lovell 325 325 325 325 326 327 330 33 l 331 331...AND TERTIARY SEDIMENTS A. Ha//an1 The Hebridean Region Lower Jurassic Middle Jurassic Upper Jurassic (including...378 380 380 380 381 382 382 385 385 388 388 390 J. B. Sissons 399 399 401 402 403 404 405 405 409 412...University of Edinburgh J P B Lovell B.P. London W Mykura I.G.S. Edinburgh J B Sissons University of...certain figures, photographs and tables. R. Beveridge, B. Bluck, C. E. Deegan , D. Fettes, L. Hall , D. A. |  | | Book | | PREFACE Vv trols is of vital importance. Improved mine operating and metallurgical processes contribute... 3. Section of delta showing (a) top-set beds; (b) fore-set beds; (c) bottom-set beds. More or less...current” ripple marks in Belt series. Coeur d’Alene District, Idaho. Current flow from left to right. be used...significant event in the geologic history of a region. In other words, through the proper interpretation...contact of granitic intrusive, Sierra Nevada Mountains. near the igneous mass, dying out progressively |  | | Journal (article/letter/editorial) | | Sorena S. Sorensen a a n d Jeffrey N. G r o s s m a n b aDepartment of Mineral Sciences, NHB- 119, National...parallel to and concentric with the contact of the block. In both field areas, exposures of blocks in ultramafic...implies that block-rind-matrix contacts are the configuration at which relative motion between block and matrix...abundances of minerals with respect to the core of the block (Table 1). Retrograde blueschist-facies assemblages...+_muscovite, or display such regions as selvages between block and rind. Such features are absent from the blocks |  | | Book | | Contents 4.6.5 Candelaria, Punta Del Cobre District, Chilean Coastal Belt. . . . . . . . . . . . ...deposit, ore deposit, mineral occurrence, prospect, mine, reserves and resources are familiar, but more rigorous...(South Australia), the Fe deposits of the Kiruna district (Sweden), Fe-REE deposits of Box Bixby and Pea...of Canada – A synthesis of major deposit types, district metallogeny, the evolutionof geologicalprovinces...global tectonic settings. Academic Press, London Moore B (ed) (2000) The Australian Oxford dictionary. Oxford |  | | Report (issue) | | coasts and spreading into the upper Ronas Voe district and occ�r also in an inlier around Hillswick....and basic dykes, occupies the greater part of the region and e�tends southwards from Mavis Grind into the...northwards to the Beorgs of Uyea, a low range of hills lying 2 km from the north coast of Mainland. This... Relations to country rock Within the present district the diorite mass south of Ronas Voe is seen in...with the local north-south foliation in sheared zoisite-amphibolite, but in a short distance steps sharply |  | | Book | | Virginia); Rocks and Rock Minerals--<:oauthored with B. J. Skinner (John Wiley & Sons); Stones: Their Collection...... - -4~--- ~ 7 /h,,. .+ ~--- ~t.f,t:. B Figure 1-6. (A) Sample label for the trilobite Cryptolithus...formation and age, collector, and specimen number. (B) Label for gold specimen from collection of Colonel...(Continued next page) 30 MINERALS ROCKS AND FOSSILS B (B) Quartz crystal from Floyd County, Virginia. REVIEW...page) MINERALS 33 B ~'!:.: , ,"S,e7, '" f. __ ,... -~ ., f:l-· - (B) Block-shaped barite crystals |
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B-Block Mine, Merelani Hills, Lelatema Mountains, Simanjiro District, Manyara Region, Tanzania