 | | Journal (issue) | | . Sinds 1985 duikt geregeld de naam "Mashamba-West" op in mine ralogische vakliteratuur . De laatste...metaalfabrieken i n het gebied van KOLWEZI . Mashamba-West is gelegen in het uiterste westen van het gebied...gewoon niet te koop . De mijnen va n Dikuluwe en Mashamba (DIMA) liggen in de buurt van de woongemeente...ontwikkeling evolueerden in de regel van oost naa r west . De belangrijkste mijnen in de westelijke sektor...damme n met bijbehorende centrales gebouwd op de Lualaba rivier . Me n had meer energie nodig omwille van |  | | Journal (issue) | | gressman@minrec.org, Tel: 303-246-3194) LEGACY PROJECT CONTRIBUTORS Walt Donovan, Marilyn Lang & Alyssa...SENIOR FELLOWS Salim EddĂ© Lyda Hill Daniel J. Record Dr. Rob Lavinsky Wilbert A. Danner (bequeathed) Drs... Hickox, Jr. Wally Mann Keith and Diane Brownlee Dr. Nikolas Golosow William B. (Bill) Wray Herb & Monika...of Guerrero and is not known for a single, large mine but several small regional deposits. The cause...carefully mine and preserve them. None of these conditions are at all common! THE GUERRERO MINE The specimen |  | | Journal (issue) | | The Musonoi mine, Kolwezi District, Lualaba Province, Democratic Republic of the Congo ...............6 cm, from the Musonoi mine, Kolwezi District, Democratic Republic of the Congo. Scott Rudolph collection;...Charelle Webb (2012-2018) SPONSORING ORGANIZATIONS Dr. and Mrs. Don Lum (2017) Bryan Swoboda (2012-2017)...Schreiber (2013-2017) Richard Nahas (2018) (2009-2018) Dr. Nikolas Golosow (2013-2017) Kulin Pandey (2018)...and on the best grossular garnets from the Jeffrey mine (2015). The Yukon Territory has been one of Rod's |  | | Journal (issue) | | row, from left: Euclase, 2.3 cm, from the GachalĂĄ mine, GuaviĂł-GuatĂ©que mining district, BoyacĂĄ Department...Budd photo. Tanzanite, 7.6 cm, from the Merelani mine near Arusha, Tanzania. Barry & Beth Kitt collection;...Fluorite on quartz, 13 cm, from the Yaogangxian mine, Chenzhou Prefecture, Hunan Province, China. The...Spodumene (variety kunzite), 9 cm, from the Urucum mine, GalilĂ©ia, Minas Gerais, Brazil. Gus & Jane Eifler...Carol & Karl Warning James & Charelle Webb Scott West & Laurence Dempsey Jonathan & Kathleen Woolley |  | | Journal (issue) | | eise, Dr. S te fan We iĂ (verantwortlict1 fĂŒr d n Inhalt). Mict1ael Huber und Tobias Weise BEIRAT Dr. Rupert...Hochleitner GRĂNDUNGSMITGLIEDER Dr. Hans-JĂŒrgen W1'ke, Eppertshausen - Dr. Werner Lieber. He:delberg - Prof...Huber. Wiener Neus tadt (A) - Prof. Dr. Max Weibel, ZĂŒrich (CH) Prof. Dr. Carto M. Gramacc10!1. Ma1!and (1)...(1) BERATENDE MITGLIEDER Dr. Paul Rustemeyer. Gundelfingen Prof. Dr. Heiner VollstĂ€d t. Potsd am Robert...Robert Brandstetter. Warth uncl Prof. Dr. Werner Paar, Salzburg (A) - Dr. Federico Pezzotta. Ma1!ai und Michael |  | | Journal (article/letter/editorial) | | that is popular with collectors is that of the copper minerals. This attractive and challengingly large...wellformed crystals, and exciting localities. Among the copper silicates are such aesthetic minerals as dioptase...an excellent lapidary material. Shattuckite, a copper silicate that represents all three of these attributes...few millimeters in length. It is orthorhombic (2/ Dr. Rob Bowell, a consultant geochemist in the mining...minerals formed in the oxide zone of mineral deposits. Dr. Robert B. Cook, an executive editor of Rocks & Minerals |  | | Journal (issue) | | cover Vanadinite 3.4 cm, from the North Geronimo mine, La Paz County, Arizona. Dick Morris collection;...considering the historic importance of copper mining in Arizona, native copper would be the logical choice for... And in fact, a group of fourth graders at the Copper Creek Elementary School in Oro Valley, spearheaded...difference between native copper and copper ore composed of many different copper-containing minerals (e...mining industry support) to propose designating copper as the official State metal rather than mineral |  | | Journal (issue) | | on p. 327 COVER: BARITE, 17 cm, from the Miekle mine, Nevada. (See the article in the previous issue...rediscovered the Moctezuma mine that was first opened for gold in 1937. This mine, though small, provided...many new mineral species. Dr. Gaines wrote a compre hensive review of this mine for The Mineralogical Record...influenced his lifeâs work. Toward the end of 1966, Dr. Arthur Montgomery, chairman of the geology department...retirement from the Cabot Corporation in 1987. In 1975 Dr. Gaines was invited to join the editorial board of |  | | Journal (issue) | | D. Grice Famous mineral localities: the Mashamba West mine, Shaba, Zaire .............................Lhoest, G. J. Gauthier & V. T. King The Fat Jack mine, Yavapai County, Arizona .........................the FM-TGMS-MSA Symposium on Azurite and other copper carbonates ......................................malachite on chrysocolla, from the M ashamba West mine, Shaba, Zaire. Sorbonne collection, Paris: photo...Glossary o f Mineral Species. For the 1991 edition, Dr. Joseph A. M andarino (Chairman o f the I.M .A .âs |  | | Journal (article/letter/editorial) | | which time they were correctly identified as a copper silicate and described as a new mineral by several...finely crystalline massive aggregates. Dioptase is a copper silicate hydroxide with a formula of Cu6(Si60,...restricted in its occurrence to the oxidation zones of copper-bearing deposits in arid climates. Associated secondary...1994). Similarly, it is reported from the Perkiomen mine, Montgomery County, Pennsylvania (Gordon 1922)....planchtite is described in ore from the Algomah mine, Ontonagon County, Michigan (Williams 1962). In |  | | Journal (article/letter/editorial) | | 01 June 2016 Mashamba West Mine, Shaba, Democratic Republic of Congo, and Red Dome Mine, Queensland,...deposits, especially those of copper. At relatively shallow depths, copper is concentrated as the native...well known to collectors familiar with porphyry copper deposits of Arizona, New Mexico, and Utah. Many...Many of the worldâs finest specimens of native copper, azurite, malachite, atacamite, and a host of other...impurities. Its position in the oxidation cycle of copper deposits suggests that it can replace a variety |  | | Catalog/List | | of Crystallized Gold from the famed Eagleâs Nest Mine in California A superb Crystallized âLeafâ Gold...Science A large piece of historical Manhattan Project Glass fashioned into a work of art, weighing 10...famed Four Peaks Mine in Arizona A sharp and complicated Crystallized Silver with Copper from the famed...famed Wolverine Mine in Michigan A âclassicâ Rhodochrosite with associated Pyrite and Quartz from the Sweet...Sweet Home Mine in Colorado An unusually massive and extremely colorful, Smithsonite from the iconic Kelly |  | | Report (issue) | | hydrothermal veins and in large low-grade porphyry copper orebodies. Association: Pyrite, chalcopyrite, covellite...important and widely distributed ore mineral of copper. Only a few localities producing exceptional crystals...pure masses can be listed. From the Turinsk copper mine, Bogoslovsk, Ural Mountains, Russia. In England...Co.; from the Magma mine, Superior, Pinal Co.; in the United Verde Extension mine, Yavapai Co.; from Butte...the Flambeau mine, southwest of Ladysmith, Rusk Co., Wisconsin; from Kennicott, Copper River district |  | | Journal (article/letter/editorial) | | JanuaryFebruary: Ferro-axinite on calcite, Dodo mine, Puiva Mountain, KhantyMansi Avt. Okrug, Tyumenâ...MarcNApril: Pyromorphite on quartz, Manhan River mine, Easthampton, Hampshire County, Massachusetts. Marvin...specimen, Jeff Scovil photo. May/June: Calcite with copper inclusions on silver crystals, No. 11 shaft, South...South Hecla branch of the Calumet and Hecla mine, Houghton County, Michigan. A. E. Seaman Mineral Museum...JulyIAugust: Vanadinite and wulfenite, Old Yuma mine, Pima County, Arizona. Les Presmyk specimen, Jeff |  | | Report (issue) | | Occurrence: A rare secondary mineral formed in copper-bearing UâV deposits. Association: Volborthite...barite, calcite. Distribution: From [the Gottlob mine], Friedrichroda, Thuringia, and Bad Lauterberg,...south-southeast of PrÌıÌbram, Czech Republic. From the Roua copper mines, about 50 km north of Nice, Alpes Maritimes...Leistershire, England. At the Mashamba West mine, Kolwezi, Katanga Province, Congo (Shaba Province, Zaire)...Paradox Bell mine, Paradox Valley, Montrose Co., Colorado; in Arizona, at the Monument #1 mine, Navajo Co |  | | Report (issue) | | in the oxidized portions of many copper deposits. Association: Copper, tenorite, malachite, azurite, calcite...Onganja mine, 60 km northeast of Windhoek, and at Tsumeb. At Likasi, Ruwe, and the Mashamba West mine, Kolwezi...Kolwezi, Katanga Province, Congo (Shaba Province, Zaire). In the USA, in Arizona, large crystals from Bisbee...the Red Dome mine, Chilliago, Queensland. Name: From the Latin cuprum, for its copper content. References: |  | | Report (issue) | | formed in the oxidation zone of copper deposits; locally may be an ore of copper. Association: Azurite, cuprite...Mountains. In Congo, in Katanga Province (Shaba Province, Zaire), from Lubumbashi, at the Musonoi mine, near...from the Mashamba West mine. In Namibia, from Tsumeb, and as large crystals at the Onganja mine, 60 km...and Burra, South Australia. In the USA, from the Copper Queen, Czar, and other mines in the Warren district |  | | Report (issue) | | pocket in the McEarl Ridge mine near Jessieville, also called the James Zigras mine, because that worthy collector...Quartz, 14.7 cm, from the Zigras (McEarl Ridge) mine, Jessieville, Arkansas. The Arkenstone specimen...specimens are attributed to a mine named, aptly enough, the Green Fluorite mine, Manaoshan Mountain, Suxian...matrix. Fluorite, 11.6 cm, from the Green Fluorite mine, Manaoshan Mountain, Suxian district, Chenzhou Prefecture...handler, to a discovery in summer 2015 in the âDongpo mine,â Chenzhou, Hunan: see the photo on page 84 of the |  | | Report (issue) | | CuSiO3âąH2O. Occurrence: In the oxidized zone of some copper deposits. Association: Chrysocolla, malachite,...the Mammoth-St. Anthony mine, Tiger, at Ray, and in the Table Mountain mine, Galiuro Mountains, Pinal...Pinal Co., and from the Harquehala mine, Harquehala Mountains, La Paz Co. (formerly Yuma Co.); in California...Pimbi, Congo Republic. At Tantara and the Mashamba West mine, Kolwezi, Katanga Province, Congo (Shaba...Lomagundi district, the Inez mine, Hartley district, and the Midway mine, Fort Victoria. Many other minor |  | | Journal (issue) | | Coordinators Eastern U.S. Charles &Marcelle Weber 1172 West Lake Ave. Guilford, CT 06437 Subscriptions âą Individuals...crystals to 5 mm, with uranophane, from the Shinkolobwe mine, Shaba (formerly Katanga), Zaire. Sorbonne collection...British Mineralogy, which includes 550 hand-colored copper-plate engravings of British mineral specimens....stratified upper Precambrian rocks containing copper and cobalt ores, with other metals associated locally...width. It extends from the town of Kolwezi in the west to the city of Lubumbashi in the east. We will refer |  | | Journal (article/letter/editorial) | | acicular crystals at Shaba, Democratic Republic of Congo (Deliens 1987, Lhoest et al. 1991). In addition...al. 1992), the Rubicon mine, Namibia (Blass & Wittern 1994), the Dioptas mine, Omaue, Kao- Duhamelite...South Australia (Pring et al. 2000), the old cobalt mine of Tignousa superieur near St.-Luc, Val dâAnniviers...N. Meisser, pers. comm. 1998), the Bena de Padru mine, near Ozieri, Sardinia, Italy (Olmi et al. 1995)...â IR spectrum on a sample from Mashamba, Democratic Republic of Congo (formerly ZaĂŻre). The spectrum |  | | Journal (issue) | | the Unificada mine, Potosi, Bolivia. Top right: Benitoite, 2 cm, from the Benitoite Gem mine, California...NâChwaning I mine, Kuruman, South Africa. Bottom right: Mimetite, 2.7 cm, from the Tsumeb mine, Namibia....Record: (1) Stephanite, Husky mine, Canada. (2) Wulfenite, Rowley mine, Arizona. (3) Diaspore twin, Pinarcik...Adelaide mine, Tasmania. (5) Andradite, Antetezambato, Madagascar. (6) Calcite, Mashamba West mine, Congo...Afghanistan. (8) Scorodite, Tsumeb mine, Namibia. (9) Shigaite, NâChwaning II mine, South Africa. v This special |  | | Catalog/List | | Fine Mineral Show at The Denver Marriott West 1717 Denver West Blvd. âą Golden, CO 80401 (Ukrainian Institute...collection, a lot of it collected when the Tsumeb Mine (as well as other mines of the region) were still...1958 to 1973, including: Angola, Basutoland, South-West Africa, Swaziland, South Africa, Rhodesia, and Mozambique...engineering work took him to the Tsumeb Mine in Namibia. This mine is renowned for producing what are arguably... SESSION ONE MINERALS 57001 Azurite Level 8, Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia If the attachment |  | | Journal (article/letter/editorial) | | THE MINERALOGY, GEOCHEMISTRY, AND METALLURGY OF COBALT IN THE RHOMBOHEDRAL CARBONATES ISABEL F. BARTON§...ores of cobalt are a significant but under-recognized fraction of the global Co resource. Cobalt forms...magnesite, MgCO3, is described here for the first time. Cobalt-rich dolomite, Ca(Mg,Co)(CO3)2, and Co-rich calcite...20 mol.% Co and up to 2 mol.% Co, respectively. Cobalt has also been reported as a minor substituent of...Co)2(CO3)(OH)2 (poorly understood, possibly rosasite group). Cobalt carbonates are most common in the supergene zones |  | | Show/Event (guide) | | Mineral-city.com The Mineral City Show is located just west of N Oracle road, between W Lester and W Plata streets...private appointments Topaz, Cleavelandite Mokrush Mine, Russia Thomas Spann Photo 2 3 CONTENTS 06...mim Museum New releases from the collections of Dr. Alex Schauss and Raul Sanabria By Bryan Swoboda...written by Bryan Swoboda. 12 VĂ€yrynenite. Lolu Dahku mine, Roundu Valley, Skardu District, Gilgit-Baltistan...specimens from the mim museum Stibiotantalite. Urandu mine, Shigar Valley, Shigar District, Gilgit-Baltistan |
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