| Classification |
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| Species: | Schorl |
| Formula: | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Schorl data |
| Locality Data: | Click here to view Brown Derby No. 2, Brown Derby Mine, Quartz Creek Pegmatite Mining District, Gunnison County, Colorado, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 434705 |
| Long-form Identifier: | 1:3:434705:7 |
| GUID (UUID V4): | 19667ced-9124-4b51-90e7-22705cd60145 |
| References |
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| Reference Search (possible matching items) |
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 | | Journal (article/letter/editorial) | | monazites from several well-studied pegmatites and pegmatite districts in the western states have been analysed...only of individual pegmatites but also of entire pegmatite districts. WITHIS the last fifteen years there...from t*he Shelby district. Norbh (‘arolina; two are from quartz monazite pegmatite and three from the...monazite from different pegmatites in a single district show any composiCona1 variation. 3. General compositional...lithium fluoride having a 2d spacing of 4.028 A. No collimation was used between the sample and the analysing |  | | Journal (article/letter/editorial) | | V3*38Tit*o6XSi563Abj7XB2e8&or)Orr(O, is rhombohedralwith a : 15.967(2\ roOH258Fo32), and c: 7.191(l)A; spacegroup R3m. ...varianceand mean "alkali'(3a)-oxygen bond length; (2) negativecorrelationsbetweenboth 9b and l8c octah...presenceof cationsthat can vary in size(e.g., ) ""2+' order to createa compatibleedgemay not be a prerequisitefor...solid-solutionseries extendingfrom schorl to dravite and from schorl to elbaite,Foit and Rosenberg(1974...R* + R2* : R'* + E and (2) H* + R2* : R3* in natural tourmalines of the schorl-dravite series, which together |
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