Classification of Quadruphite-VII |
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Physical Properties of Quadruphite-VII |
| Lustre: | Vitreous |
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| Hardness (Mohs): | 5 |
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Crystallography of Quadruphite-VII |
| Crystal System: | Triclinic |
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Optical Data of Quadruphite-VII |
| Type: | Biaxial (-) |
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| RI values: | nα = 1.630 nβ = 1.678 nγ = 1.697 |
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| 2V: | Measured: 62° , Calculated: 62° |
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| Maximum Birefringence: | δ = 0.067
Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration. |
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| Surface Relief: | High |
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| Dispersion: | r > v |
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Chemical Properties of Quadruphite-VII |
| Formula: | |
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| Essential elements: | Ca, F, Mg, Na, O, P, Si, Ti |
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| All elements listed in formula: | Ca, F, Mg, Na, O, P, Si, Ti |
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Other Names for Quadruphite-VII |
| Synonyms: | |
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| Other Languages: | |
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Other Information |
| Health Warning: | No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care. |
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Internet Links for Quadruphite-VII |
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| Mineral Dealers: | Edwards Minerals - Fine SpecimensBuy fine minerals and gemstones from Pala InternationalBuy from David K Joyce mineralsMineral Classics - Worldwide Collector Quality Minerals and GemsBuy Fine Minerals from mineralsweb.comFine Minerals from Dan Weinrich MineralsWilensky Fine MineralsWendel Minerals - Auktion & ShopRare and Unusual minerals at Mineralogical Research CompanyHigh-end worldwide specimens & outstanding customer serviceTop quality minerals from Kristalle of CaliforniaFabre Minerals - search for Quadruphite-VII specimens |
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