 | | Journal (article/letter/editorial) | | the Weardale occurrences are more famous for their fluorite than Alston Moor occurrences (Jones 2006)...from the Virtuous Lady mine, in the Tavistock district, Devon, where it also occurs as encrustation pseudomorphs;...Treak Cliff, at Castleton, in the Kinderscout district of Derbyshire, England (Webster and Anderson 1983)...the Caravia-Berbes district, the La Collada district, and the Arlós-Villabona district—each with distinctive...in what are called Alpine clefts. The cleft occurrences are formed from hydrothermal solutions that originated |  | | Journal (issue) | | and amygdaloids) identified in the Lake Superior District. One of the most economically and mineralogically...copper deposit. Many mineral specimens from the district have lost their provenance and can no longer be...industrial mining efforts in the Lake Superior District. Native American mining, starting as early as...early success brought much-needed capital to the district which allowed for the discovery and development...mine almost every major copper deposit in the district. European prospectors did best when they looked |  | | Catalog/List | | Design District Showroom 1518 Slocum Street • Dallas, TX 75207 Heritage Auctions Design District Showroom.............................................168 Germany .................................................248 72001 Wulfenite Red Cloud Mine, Silver District, Trigo Mts, La Paz Co., Arizona, USA “A cluster...$1,000 72002 Wulfenite Red Cloud Mine, Silver District, Trigo Mts, La Paz Co., Arizona, USA “A good bright...com/5445 72003 Wulfenite Red Cloud Mine, Silver District, Trigo Mts, La Paz Co., Arizona, USA “Mostly a |  | | Journal (issue) | | -/2,-DM p/St. Suche Diaphorit aus Pribram u./o. Bräunsdorf. Werner Fischer, Am Baierweg 8, D-93444 Kötzting...die Geologie der an die Leukogranite gebundenen Pegmatite in den Bergen nördlich von Estepona freigeben...Sammlung Romero-Silva, Fotos Bode. Rechts. Diese Elbaite sind bis zu 7 mm lang. Sammlung Romero-Silva, Fotos...Fotos Bode. Die Mineralogie Die Pegmatite im Gebiet von Estepo11a weisen eine relativ einfache Mine...Lithiumglimmern überzogen sind. Sie treten innerhalb der Pegmatite in kleinen Drusen auf und werden von Quarzkristallen |  | | Book (volume) | | Pfingsten bei E. E. Schmid, Pogg. Ann. (1856). Bräunsdorf (Sachsen); anal. wie oben. Robschütz (Sachsen);...anderen Silicaten, an die jüngste Generation der Pegmatite gebunden ist. Er fand auch in einigen Orthoklasen...einer Schlacke von der Königin-Mariahütte bei Zwickau (Sachsen) einen gelben bis gelbbraunen, pleochroitischen...Kaibaitreibe H 4 R4 Al;~,BaSi 4 0 21 • Die Struktur der Elbaite ist durch ein Zusammenpacken von Kaolinkernen gekennzeichnet...Verhältnissen, wie sie bei der Entstehung der Pegmatite herrschen und als Kontaktprodukt bildet. Auch |
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Bräunsdorf, Pegmatite occurrences, Limbach-Oberfrohna, Zwickau District, Saxony, Germany