 | | Book | | AiAiba / farm Anibib 136 8 Grosse Spitzkoppe, Erongo 9 , .,/, loringa tree . Khomas Highland...Mountainland The Central Northern to Northwest Region including Damaraland The Central Namib Desertand...South-CentralDeposits Onganja Mine and Surrounding Copper Deposits The South The Pegmatitesin Central Namibia Luderitz... Encyclopedia of the Mineralsof Namibia 443 Meteorites in Namibia Bibliography Index Photo credits...__ Republic of Namibia The President State House W°Ntdhoek FOREWORD Namibia is endowed with an |  | | Journal (issue) | | indhoek and about 30 km north o f the tow n of Seeis. T h e site is at an altitude o f 1800 m eters on...considered to be the northerly extension o f the Khomas H ighland. H ere a num ber o f small copper and...) ■»' 1 *% ^° \ O I > % si Y /N e /V © i X Farm boundaries / ■ * Rivers X o1 I i Otjizonjati...,6 $ Copper prospect . r-f e *— ^ Abandoned mine t i jf :ia 10 ..A Xi / — r" ' CO tO ' i %...vicinity. T he tuyeres were m ade o f talc and chlorite schist (Sandelowsky and Pendelton, 1969), and |  | | Book (edition) | | terms (see also explanations chapter): - Strunz Group (Strunz (2001; version 9); this provides the mineralogical...optical characteristics or shapes. - The Point Group illustrates how symmetrical a particular mineral...minerals which appear within a particular Strunz sub-group (listed here) or in mineral assemblages of a closely...fast overview and reflect the abbreviated Strunz group. • Where necessary, abbreviations for important...scheme reflects compositional systematics; the main group is colour-coded on the top right page of the descriptions; |  | | Book | | (Pty) Ltd Publisher: Pippa Parker Managing editor: Helen de Villiers Editor and indexer: Tina Mössmer Project...Republic, 6 cm). Figure 1.2 Halite crystals (Namibia, 5.8 cm). 6 section devoted to the display of...(field of view 8 cm). Figure 1.3 An opencast iron ore mine (Postmasburg, South Africa). 7 microscopes, or...the elements in the same column (referred to as a group and numbered as shown in figure 2.5) have the same...of elements in the same group is afforded by the so-called noble gases (Group 18). All of these elements |  | | Book | | was a site on what was known in 1887 as the Yale Farm, about two miles northeast of the town of Litchfield...localities for good ilmenite crystals exist in the region (Brunet, I 977b ). NEW YORK Amity, Orange County...Springfield show ( 1995: 582). Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's...property of, the old Madawaska uranium mine (called the Faraday mine before 1964). The mineral assemblage...Cowgill, 1977). LATINAMERICA BRAZIL Jacupiranga mine, Sao Paulo. Among the crystallized minerals in the |  | | Journal (issue) | | Thirty-three, Number Four Articles Jeremejevite from Namibia . . . . . . . . . . . . . . . . . . . . . . . ...Johnston & E. R. Swoboda Sulfur from the Perticara mine area, Pesaro-Urbino, Italy . . . . . . . . . . ...Pezzotta Famous mineral localities: The Lord Brassy mine, Tasmania . . . . . . . . . . . . . . . . . . .... John Sinkankas (1915–2002) at the Pala Properties Mine Bash, 1977. Van Pelt photo. NOTICE Died, John Sinkankas...County $12 Museum, Himalaya mine $12 (Brazil), Bosch Collection v.10/#2 Jeffrey mine (Quebec), Alpine Rodingites |  | | Book | | Tsumcb, Namibia and Chessy. France. Crystals up to 140mm (5'A in) long occurred in the Ray mine and in...100 mm (4 in) long, come also from the San Gcnaro Mine in Huancavclica and Uchucchaqua, Peru. New finds...many localities in California, USA (Colorado Quartz mine. Nigger Hill and others). Fine leaf gold comes from...110 mm (47.6 in) long were very rare in Ground Hog mine, Gilman, Colorado, USA. The largest known sheets...of crystallized gold occurred in the Jamestow n mine. California, USA, where a cavity, which yielded |  | | Book | | Tsumeb, Namibia and Chessy, France. Crystals up to 140mm (5½ in) long occurred in the Ray mine and in...100 mm (4 in) long, come also from the San Genaro Mine in Huancavelica and Uchucchaqua, Peru. New finds...Dorado, California, US.A. Gold, 68 mm, Eagle's Nest Mine, California, US.A. Gold gold on it. Typical aggregates...many localities in California, USA (Colorado Quartz mine, Nigger Hill and others). Fine leaf gold comes from...mm (4 5/i6 in) long were very rare in Ground Hog mine, Gilman, Colorado, USA. The largest known sheets |  | | Journal (issue) | | Articles Famous mineral localities: The Jeffrey Mine, Asbestos, Q u ebec...............................people: telephone: COVER: ADAMITE from the Ojuela mine near Mapimi, Durango, Mexico. Collection of Wayne...use to a major museum as it might be to a local group, library, nature center or historical society. A... famous mineral localities: The JeffreyAsbestos, Mine Quebec by J. D. Grice and R. Williams The National...crystals of exceptional quality from the Jeffrey mine at A s b e s t o s ,Qare to be found in collections |  | | Journal (issue) | | Mineralogical Record Inc. Articles The Bunker Hill mine, Kellogg, Shoshone County, Id a h o 339 by N....by R. S. W. Braithwaite Barite from the Niobec mine, Chicoutimi, Quebec .....................355 by...Kennedy and G. Gagnon Minerals of the Yates uranium mine, Pontiac County, Quebec . 359 by D. L. Leavitt ...Record, November — December, 1981 Bunker Hill the mine kellogg, shoshone county, idaho by Norman Radford...Bellflower Drive Newark, California 94560 he Bunker Hill mine in the famous Coeur D ’Alene district of Idaho has |  | | Journal (issue) | | Articles Large barite crystals from the Elandsrand gold mine, South A fr ic a .................................Paterson (NJ), Brumado district Museum, Himalaya mine $10 (Brazil), Bosch Collection $10 v.9/#5 Turkish...Pit (PA-MD), Mcguinnessite v Pereta Mine (Italy), Cetine Mine (Italy) v Mineral Fraud, LeadhillsWanlockhead...$10 v .15/#5 Jacupiranga mine (Brazil), Jensen quarry (CA), Cunha Baixa mine, Paulkerrite $10 .16/#4...Kingsgate mines v .17/#4 National Belle mine (CO), Tip Top mine (SD), Stoneham Barite (CO) $10 $10 |  | | Journal (issue) | | dumps, about 30 meters from the Sankt Goransgruvan mine. The zone contained many cerium minerals, as well...I (Gustav Vasa). The last active iron and copper mine, Biickegruvan, was closed by its owner, Fagerstabruk...district one of the oldest in Sweden. Though the mine was mainly worked for iron ore, copper ore production...important for the gun-making foundries. The Falu mine in the northern Bergslagen area was Europe's most...copper was accounted for by the Falu 188 copper mine. During this time, production at the Riddarhyttan |  | | Book (edition) | | Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...to the chemical formula, allegiance to a mineral group, symmetry and crystal structure as well as the strongest...chemical formula, structure (crystal system, space group, and unit cell dimensions), and at least some other...site occupancy. The Sb members of the tennantite group (2.G) will serve as a good example: tetrahedrite...registered in this book (e.g. in the amphibole group). For more detailed information see "Dana's System |  | | Journal (issue) | | and are intense in their organization ac tivity. Region III is such and, in addition to a fall meeting...is a copy of part of the bulletin. Plans for the Region 3 spring roundup are underway. The second weekend...Tucson in February that may or may not affect our region. For this reason we will make a concerted effort...effort to encourage the attendance of all Region 3 members at this very important meeting. The roundup will...Geological Survey, Denver, Colorado and a member of F/M region 3. Dr. Heyl specilizes in lead zinc ores and metallic |  | | Book | | museum quality but many minerals can be found on mine dumps or can be purchased or traded. After introducing...rocks contain large crystals, often of the feldspar group and are known as porphyries. The individual crystals...other books that a serious attempt to describe and group minerals could be seen to be in progress. His De...pairs. Water is often present and in the zeolite group it can escape when the minerals are mined since...Diopside and jadeite are members of the pyroxene group; asbestos reflects the often fibrous form of the |  | | Journal (volume) | | Earth, Editorial and Design by T he Brown Reference Group pie ISBN O 7489 7935 2 NO i 07 04 18 Printed in...Mexico. Eight-sided crystals from the Traversella mine, Piedmont, Italy. .&. crystals. It can also be...are often replaced by pyrite. FACT FILE PYRITE Group: Sulphides Crystal system: Cubic Habit: Cubes,...quartz rather brittle. FACT FILE ROSE QUARTZ Group: Oxides Crystal system: Trigonal Chemical formula:...CHARACTERISTICS Rose quartz is a member of the oxide group of minerals. It is an oxide of silicon, and it gets |  | | Book (edition) | | text most used by an increasingly large and active group of gemstone collectors who are fascinated by the...Rhodesia, and S.W. Africa: Sri Lanka, Zimbabwe, and Namibia, respectively. However, although Madagascar is... CRYSTAL STRUCTURES AND PROPERTIES types. A group of atoms held together by bonds in such a way form...sodium may amounts! In such cases it member of a group of about eight minerals with essentially the same...important groups of gem found on page 241. The group concept of relating similar gem species has been |  | | Journal (issue) | | many fluorites, especially from the W illiam Wise mine in Westmoreland, New Hampshire. A woodworker since...years, and was caretaker of 362 the famous Kelly mine, M agdalena district (see vol. 20, no. 1, p. 13-24)...in the 1970’s. From 1994 until his death he was Mine Marshall at the Kelly under its new owner, Millenium...Oregon. Countless thousands of other fine Kelly mine specimens have also found their way into museums...Bulge), was buried in a special plot near the Kelly mine donated by J. Blue Sheppard. Died, Julian Grier |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | Species containing more than one anion or anion group may be assigned to a separate class or may be assigned...specifies the atomic (cation to anion, or to anion group) ratio for the mineral. This and the remaining numbers...appropriate Dana number. When recognized, membership in a group is noted. Occasionally, the phrase “an inadequately...internally contradictory. 5A. Groups The term group refers to an aggregate or multiple (usually three...identical or closely similar structure and chemistry. A group may be named when there are several end members |  | | Book (edition) | | extensively rewritten by the book’s distinguished group of authors in the light of new research and important...Morocco; (center, left) wulfenite, San Francisco mine, Sonora, Mexico; (center) ameihyst, Veracruz, Mexico;...rnodochrosite, N’Chwaning mine, South Africa; (lower left, center) wulfenite, Red Cloud mine, Arizona; (lower...(lower right, center) mimetite, Tsiimehb, Namibia; (lower, right) gold, Amazonas, Brazi!. All specimens from...\ Encyclopedia of Minerals IN MEMORY OF 2. HELEN KEMPNER < i FROM ye = JOHN & ELAINE WOODARD | | | Book (edition) | | extensively rewritten by the book's distinguished group of authors in the light of new research and important...Morocco; (center, left) wulfen ite San Francisco mine, Sonora, Mexico; (center) amethyst, Veracruz, Mexico;...Mountains, Utah; (lower le ft) rhodochrosite, N'Chwaning mine, Sou th A frica; {lower left, center) wulfenite...Arizona; (lower right, center) mimetite, Tsurneb, Namibia, (lower, right) gold, Amazonas, Brazil All specimens...taken from this room Encyclopedia of Minerals HELEN KEMPNER FRCM JOHN & ElAINE WOODARD . . . N CYCL·OPEDIA |  | | Book (edition) | | Descriptions Explanations & Abbreviations Mineral Strunz-Group Page I - Elements I/A - Metallic and Intermetallic...01-40 I/B.01-50 V 76 78 80 82 Mineral Strunz-Group Graphite Sulfur Selenium Tellurium I/B.02-10 I/B...162 164 166 168 170 172 174 176 Mineral Strunz-Group II/C - Sulfides with Metal : Sulfur, Selenium and...268 270 272 274 276 278 280 282 Mineral Strunz-Group Page II/C.19-20 II/C.19-50 II/C.20-20 II/C.20-30...Moncheite Skutterudite Nickel-skutterudite Strunz-Group Page II/D.17-50 II/D.17-60 II/D.17-90 II/D.17-100 |  | | Journal (issue) | | Petrified W ood Inc. (Lebanon, CA) Sidney Pieters (Windhoek, Southwest Africa) 3 . C o l i z z i R viaCavour...Phone (416) 421-0858 M inerals from T sum eb, Onganja, S.W . A frica, H otazel area, S. A frica and som...several suites including Mont St.-Hilaire, the Jeffrey mine in Quebec, and a personally collected suite of dioptase...dioptase and other copper minerals from the Harquahala mine in west-central Arizona. Randy perfers to make his...he sponsored color in a m ajor article on the 79 mine (in Arizona), and has since added im measurably |  | | Book | | a mineral belonging to the actinolitetremolite group having the nature of an asbestos. cabochon a gemstone...stone came from — some¬ times down to the actual mine. Today it is commonplace to see in sale catalogues...weathering; garnet crystals may alter (in the main) to chlorite and olivine may alter to serpentine or to Inclusions... Inclusions in the major gemstones 11 chlorite. Olivine inclusions appear as transparent crystallites...in the major gemstones 15 Garnet In the garnet group demantoid shows the diagnostic inclusions of byssolite | | | Book | | a mineral belonging to the actinolitetremolite group having the nature of an asbestos. cabochon a gemstone...the stone came from - sometimes down to the actual mine. Today it is commonplace to see in sale catalogues...weathering; garnet crystals may alter (in the main) to chlorite and olivine may alter to serpentine or to Inclusions... Inclusions in the major gemstones 11 chlorite. Olivine inclusions appear as transparent crystallites...in the major gemstones 15 Garnet In the garnet group demantoid shows the diagnostic inclusions ofbyssolite |
|
