 | | Journal (article/letter/editorial) | | belt. Another characteristic. lithiumbearing pegmatite procince is lound in the basement rocks o f Zimbabwe...Cassiterite 1. Introduction Although the major granite pegmatite regions of Africa have been known for a long time...demand. The present study reviews the principal pegmatite regions in Africa, where extensive mining of minerals...paid t o the mineralogy and geochemistry of the pegmatite deposits, and in particular t o tin and tantalum...the senior author has investigated numerous occurrences in the course of some thirty years. Mineralized |  | | Journal (article/letter/editorial) | | MINERALOGY OF AN EVOLVED DICKINSON COUNTY, MICHIGAN, PEGMATITE. T. W. Buchholz1, A. U. Falster 2, W. B. Simmons2...approximately ninety known pegmatite occurrences in central Dickinson County in the Upper Peninsula of Michigan...Michigan. A small beryl-rich pegmatite was investigated to describe its mineralogy and determine its degree...degree of geochemical evolution. The pegmatite is emplaced in Lower Proterozoic metamorphic rocks of the...probable that the pegmatite is late- to post-Penokean in age. Local control for pegmatite emplacement appears |  | | Journal (issue) | | 28 million Troy ounces or about 900 metric tons (mt) of silver (Weed, 1912). The silver panic of 1892–93...same year would see the Anaconda produce about 7,300 mt of oxidized silver ore, grading 930 gm per ton in... 1957) Between 1882 and 1884 Daly shipped 34,000 mt of ore to Wales. It averaged an incredible 45% copper...smelter was completed. This facility, known as the “Upper Works,” was capable of treating 910 mtpd. A brief...fed directly to the roasting furnaces. After the Upper Works were destroyed by fire in 1889 (an all too |  | | Report (issue) | | s111dies on each mineral; listings of other known occurrences and etymology. No attempt however is made to...Brabantite was first described from the Van der Made pegmatite on the farm Brabant 86, west of Etiro in the Kari...of calderite from Namibia, a number of other occurrences have been described, mostly within metachert...Chinhoyi, Zimbabwe (Kalbskof, 1987). Other notable occurrences include: Brandy Gill and Low Pike, Calde b e...North America, including Cerro Gordo and Mountain Pass, California (Murdoch and Webb, 196 1 ); near Durango |  | | Book | | another oxide, "yttria", from minerals found in the pegmatite at Ytterby, Sweden. Both supposed oxides were...Swedish ehernist Ekeberg in the eourse of analyzing pegmatite minerals from Ytterby, Sweden and Kimito, Finland...minerals from the same loeality, the farnaus pegmatite at Ytterby, Swcden. This faet stresses the geoehemieal...(with 3 Figures) . . 189 Characteristics of Pegmatite Deposits of Tantalum. P. Cerny (with 18 Figures).... 266 Exploration Strategy and Methods for Pegmatite Deposits of Tantalum. P. Cerny (with 15 Figures) |  | | Report (chapter) | | area . Lucy pegmatite. Results of the drill program . ..... . .. . . . Artdon pegmatite Subsurface pegmatite..... . . ... . . Molly and Bendum claim s Deer pegmatite , West Hawk Lake. . . . . . . . . . . . . . ....Lake .. ... . . . ... ..... .. . . . . . Beryl pegmatite north of Telford. 7 7 9 9 12 12 12 15 16 17 17...Lake/Cat Lake areas General statement 19 19 Pegmatite dykes in the Pointe du Bois area (Lac du Bois...Lamprey Falls) Lac du Bois pegmatite K-1 pegmatite . Lucky NO.3 pegmatite Pine claim , Winnipeg River |  | | Journal (volume) | | 103 Implications of a Palynological Study in the Upper Precambrian from Eastern Kasai and Northwestern...Precambrian Gabbro- anorthosite Complexes, Tete Province, Mozambique: M. W. C. Barr and M. A. Brown .....Discussion with Reference to the Niger-Nigerian Province: J . Kinnaird and P. Bowden . . . . . . . . ....Geochemical Characteristics of the Nigerian Anorogenic Province: R. A. Batchelor . . . . . . . . . . . . . . ... Reavy, Liverpool, England; R. Sacchi, Torino, Italy; S. Saradeth, Munich, Germany; R. A. Scrutton, Edinburgh |
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