 | | Journal (issue) | | Characteristics of Blue to Yellow Beryl History of the Chivor Mine, Part I EDITORIAL 1 Spring 2020 VOLUME 56, No...beryl. p. 35 66 History of the Chivor Emerald Mine, Part I (1880–1925): From Rediscovery to Early Production...Chronicles developments at the Chivor emerald mine in Colombia between 1880 and 1925, based on archival records...Ukrainian heliodor found in the Volodarsk-Volynskii mine. The carving weighs 1,754.70 ct and measures 165...the checkered history of Colombia’s Chivor emerald mine: its abandonment, rediscovery, and intermittent |  | | Journal (article/letter/editorial) | | stretching nearly 7,500 kilometers (4,700 miles) from Colombia in the north to Chile in the south. They contain...(22,550 feet), and the highest mountain in the Western Hemisphere, Aconcagua at 6,960 meters (22,835 feet)...Andes run along the entire western margin of South America, from Colombia to the tip of Chile. divide...specimens from Uchucchacua, Peru; emeralds from Muzo, Colombia; pink fluorite and huge pyrites from Huanzala...The Pacific coast of South America defines the western margin of the South American plate, which has been |  | | Book | | CHEMICAL AND PHYSICAL PROPERTIES 90 Emerald Lore in Colombia and Peru, 5. 93 Crystal Structure Chemical...Proportions, Chile, 407 335 Polishing 359 361 Colombia, Laps and Agents, 336 407 Czechoslovakia, 13...by the noted were emerald made from green Department of Antiquities more extremely certain that... worked to were satisfy a the gems from Colombia only known source gained of emeralds. vigorous...north of Thebes. No emeralds exist the emerald mine through stones. Qift as as other mineral, |  | | Report (volume) | | Mineral Resources of Colombia (other than Petroleum) By QUENTIN D. SINGEWALD GEOLOGIC INVESTIGATIONS...PRINTING OFFICE, WASHINGTON i 1950 UNITED STATES DEPARTMENT OF THE INTERIOR Oscar L. Chapman, Secretary ...Emeralds...--------__ ____ ___________ __ ------Muzo mines__________________________-_____-----_---_-----_-Geography...mine________________________________-_______ Guayaquil mine ___________________________________________ Cau...ILLUSTRATIONS Page PLATE 5. Index map of part of Colombia, South America _______ In pocket 6. Map showing |  | | Journal (article/letter/editorial) | | recom· mend it. ... � ., THE EMERALD INDUSTRY OF COLOMBIA. The British Foreign Office has published an...Republic of Colombia. According to this report the finest emeralds are discovered at the mines of Muzo and Coscuez...Somondoco mines, worked by a British company. The department of Boyaca, from a mining point of view, is of...into the Magdalena. The one great mine of production is that of Muzo, famous since the year 1555 for the...having been taken from one of the many veins of this mine. These mines are the property of the Colombian government |  | | Journal (article/letter/editorial) | | recom· mend it. ... � ., THE EMERALD INDUSTRY OF COLOMBIA. The British Foreign Office has published an interest·...emeralds of Colombia. are According to this discovered at the report mines of Muzo and Coscuez...Somondoco mines, worked by a British company. The department of Boyaca, from a mining point of view, is of...into the Magdalena. The one great mine of production is that of Muzo, famous since the year 1555 for the...been taken from one of the many veins of this mine. These mines are the property of the Colombian |  | | Journal (article/letter/editorial) | | recom· mend it. ... � ., THE EMERALD INDUSTRY OF COLOMBIA. The British Foreign Office has published an interest·...emeralds of Colombia. are According to this discovered at the report mines of Muzo and Coscuez...Somondoco mines, worked by a British company. The department of Boyaca, from a mining point of view, is of...into the Magdalena. The one great mine of production is that of Muzo, famous since the year 1555 for the...been taken from one of the many veins of this mine. These mines are the property of the Colombian |  | | Journal (article/letter/editorial) | | recom· mend it. ... � ., THE EMERALD INDUSTRY OF COLOMBIA. The British Foreign Office has published an interest·...emeralds of Colombia. are According to this discovered at the report mines of Muzo and Coscuez...Somondoco mines, worked by a British company. The department of Boyaca, from a mining point of view, is of...into the Magdalena. The one great mine of production is that of Muzo, famous since the year 1555 for the...been taken from one of the many veins of this mine. These mines are the property of the Colombian |  | | Journal (article/letter/editorial) | | recom· mend it. ... � ., THE EMERALD INDUSTRY OF COLOMBIA. The British Foreign Office has published an interest·...emeralds of Colombia. are According to this discovered at the report mines of Muzo and Coscuez...Somondoco mines, worked by a British company. The department of Boyaca, from a mining point of view, is of...into the Magdalena. The one great mine of production is that of Muzo, famous since the year 1555 for the...been taken from one of the many veins of this mine. These mines are the property of the Colombian |  | | Journal (article/letter/editorial) | | recom· mend it. ... � ., THE EMERALD INDUSTRY OF COLOMBIA. The British Foreign Office has published an interest·...emeralds of Colombia. are According to this discovered at the report mines of Muzo and Coscuez...Somondoco mines, worked by a British company. The department of Boyaca, from a mining point of view, is of...into the Magdalena. The one great mine of production is that of Muzo, famous since the year 1555 for the...been taken from one of the many veins of this mine. These mines are the property of the Colombian |  | | Book | | Photoset by Butterworths Lit ho Preparation Department Printed in Great Britain by the Garden City Pres~...Argentina 184 Australia 185 Austria 187 Brazil 189 Colombia 195 India 197 Malagasy Republic 198 Mexico 199...USA, USSR. Bixbite; USA (rare) Emerald; Brazil, Colombia, India, Pakistan, South Africa, Tanzania, USSR...qualifications as a chemist in the employ of the Department of Antiquities at Cairo seem beyond question...the 16th century, when the remarkable gems from Colombia gained widespread notice, the Egyptian deposits |  | | Journal (issue) | | and Smelting Company of British Columbia, and the Mine and Exploration Division of the Canadian Forestry...1979 he was hired as curator of the Mineralogy Department at the Glenbow Museum in Calgary, Alberta, and...“The Mineralogy and Geology of the Silence Lake Mine” was published in Lapis (May 1985), and he was a...Colorado he worked as a miner at the Climax molybdenum mine. Benjy married Elizabeth Ann Spangler, and they...volume 51, September–October, 2020 famous Franklin mine. Russell and Alexandra were married soon after meeting |  | | Book | | of the Stone in Myth and in Rock 9 3 From Mine to “Mine”: The Emerald Business 21 4 Emeralds in World...John) is one of the most mysterious figures in Western myth. His ancestry is uncertain, but some claim...could identify the country and sometimes the actual mine a particular stone came from. However, vaporizing...said came from Alexander the Great, hailed from Colombia in the sixteenth century. The researchers have...emeralds seem to be most plentiful in places like Colombia, Russia, Zambia, Zimbabwe, Pakistan, and Afghanistan |  | | Journal (issue) | | findings, etc. WALSALL WEST MIDLANDS Also onyxware slate and shellcraft. WEYBRIDGE SURREY Metal detectors...the ebullient manager of the Stadhaus publicity department, when he visited our neighbouring town of Margate...& Minerals Great Mineral Locations 1· Colombia· Chlvor and Muzo bv Michael O"Donosihue ... . .. A Day... Collecting BLACK CRAIG MINE by John Lawson There arc many famou mine~ in 1hi country. but even more...producer of lead in the area was the Blackcraig mine, which is situated close by the road (A75) which |  | | Journal (article/letter/editorial) | | of malachite also present. "Specimen comes from a mine somewhere in Yuma County, Arizona."—on label. ARKANSAS—In...of Diamonds is an abandoned diamond mine (the only diamond mine in the U.S.) that has been opened up...getting harder to look around as the local Police Department is starting to chase away collectors from the...xls on dark gray limestone. "Found at a coal strip mine about 5 miles southwest of Monroe, Iowa, in Marshall...shall have to wait till I can get to the Winnfield mine (at Winnfield, Winn Parish, La.). I have had so |  | | Journal (issue) | | ········································345 rRON HILL IRON MINE. By C. Henry King ·····························................................368 NOTED TRUMBULL MINE CLOSED To COLLECTORS ..................................................... ....... 375 SQUAW PEAK MINE. By Edison Thacker ..................................................... 389 MINERAL WEALTH OF WESTERN STATES ..........................................rapid jungle growth. Spanish attempts to learn the mine locations were not successful, although they resorted |  | | Catalog/List | | �tb 5) BARYTE and CHALCOPYRITE. Mount Wellington Mine, Twelveheads, Cornwall. Two composite tarnished...6) BARYTOCALCITE. 2"' Sun Vein, Nentsberry Haggs Mine, Nenthead, Cumberland An 80x60mm flat area on limestone...xls. 65x50x30mm. £75. 8) CALCITE on QUARTZ. Geevor Mine, St Just, Cornwall. A single composite terminated...60x55x30mm. £22. IO) CASSJTERlTE and SCHORL. Balleswidden Mine, St Just, Cornwall. A good heavy veinstone witl1...60x40x30mm. £18. 14) CHILDRENITE. George and Charlotte Mine, Tavistock, Devon. A 60x20mm area on veinstone matrix |  | Giuliani, G., France-Lanord, C., Zimmermann, J. L., Cheilletz, A., Arboleda, C., Charoy, B., Coget, P., Fontan, F., Giard, D. (1997) Fluid Composition, δD of Channel H2O, and δ18O of Lattice Oxygen in Beryls: Genetic Implications for Brazilian, Colombian, and Afghanistani Emerald Deposits. International Geology Review, 39 (5) 400-424 doi:10.1080/00206819709465280 | Journal (article/letter/editorial) | | S.A. , Calle 32, no. 13-07, Bogotá, AA 17521, Colombia e Ecole Nationale Superieure de Geologie—Institut...MINERALCO S.A., Calle 32, no. 13-07, AA 17521, Bogotá, Colombia B. CHAROY,3 Ecole Nationale Supérieure de Géologie—Institut...pegmatites and greisens and emerald from Brazil, Colombia, a n d Afghanistan. An i m p o r t a n t c o n...number of occurrences and deposits in Brazil, Colombia, and Afghanistan. In Brazil, the deposits are...Zimmerman et al., 1994), Capoeirana and Belmont mine (Minas Gerais state), Tauá and Coqui (Ceará state) |  | | Book | | known gemologist and a former curator of the Department of Mineral Sciences at the Smithsonian Institution's...distinctively from site to site that they indicate the very mine an emerald comes from. And the microscopic inclusions...the hallmark ot emeralds from Colombia's Chivor mine. SAPPHIRE {45 X) ot the mineral rutile arrayed...specimen of coarse sandstone that was found in a mine New South Wales, Australia. Exposed when overlying...producing them was so high that it remains cheaper to mine gem diamonds. Perhaps the finest products of humanity's |  | | Journal (article/letter/editorial) | | of material has been imported from Guatemala, Colombia and USSR. since the production has been very small...bordered by slate along part of their extension in depth but none is entirely within the slate. Molybdenite...Guatemala quartz deposits are locateda in the Department of Baja Yerapaz, north of Guatemala City and...Quartz in Colombia A productive quartz deposit has been developed in Colombia near the town of Muzo, Boyaca... E. STOIBER, C. TOLMAN, R. D. BATLER fornia, western North Carolina and southwestern Virginia. The Arkansas |  | | Report (chapter) | | natural stone with a utilitarian use, such as roofing slate, were also included. Moreover, grinding stones,...Heritage Stone Province (GHSP) (GHS Circular 3, June 2011). For example, there are 12 slate districts recognized...(2015) within what is proposed as the ‘Iberian slate province’. These are mostly associated geologically...bring many unrelated stone types together in a ‘province’, as in the historic Spanish city of Salamanca...distributed up to 1200 km distant. The Shirataki mine is considered one of the largest prehistoric obsidian |  | | Journal (article/letter/editorial) | | ude of 13,000 feet, and at, a rope garnets. mica mine near New Milford, Conn., where $15,000 The finest...found, for centuries, in small veins in a clay slate It is in granitic rocks that the finest yellow topaz...spessartite of Amelia Court House, Va., Nearly every mine so far discovered was workeg.bY that has recently...posits and associated with a variety of fossils; also mine by throwing water on the walls after they had with...gems, are near Muzo, an Andean village, in the State of Boyaca, United States of Colombia, about l'ighty |  | | Report (issue) | | • • ••• Mexico • •• • • • • Chile •• • Colombia Uruguay Venezuela A.fgha,nistan China • • • Indo-China...and oriental nations differ in their taste from western nations. Thus in China, jade has always been eBteemed...Almandine is used in India, but not to any extent in western co11ntries, and hessonite only very seldom. Demantoid...mainly fro1n this rock, while the eme1-ald of Colombia most probably had a similar origin. 1 • * 'Fhe...a few localities, notably from quartz veins in slate at Tintagel and Delabole in Cornwall. Cut stones |  | | Journal (issue) | | EDXRF chemical analysis indicate they are from Colombia, as described in the article on pp. 272–283 of...Fluorescence | New Finds at the Tourmaline King Mine, Pala, California, USA | A New Amber Imitation:...Eckermannite revised: The new holotype from the jade mine tract, Myanmar—Crystal structure, mineral data,...associated in numerous localities, particularly in the western USA (Knopf 1915; Gettens et al. 1972; https://www...10–19. Knopf, A. 1915. Some cinnabar deposits in western Nevada. Contributions to Economic Geology, 1915 |  | | Journal (article/letter/editorial) | | in work, but no true red rubies or true blue mica mine near New Milford, Conn., where $ 15,000 THE laRt...accompanying found,for centuries, in small veins in a clay slate near Japan, Madagascar, New Zealand, and in 1889...sedimentary character is obscured. N early every mine so far discovered was worked by the natives before...turquoise by cracking the rock from the sides of the mine by throwing water on the walls after t'1ey had been...gems, are near Muzo, an Andean village, in the State of Boyaca, United States of Colombia, about eighty |
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