| General Information |
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| Chemical Formula | Michael O’Donoghue, Gems, Sixth Edition (2006) |
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| Physical Properties of Strontianite |
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| Mohs Hardness | 3.5Anthony et al, Handbook of mineralogy (2001) |
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| Specific Gravity | 3.76Anthony et al, Handbook of mineralogy (2001) |
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| Tenacity | BrittleAnthony et al, Handbook of mineralogy (2001) |
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| Cleavage Quality | PerfectMichael O’Donoghue, Gems, Sixth Edition (2006) |
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| Fracture | Uneven,Sub-ConchoidalAnthony et al, Handbook of mineralogy (2001) |
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| Optical Properties of Strontianite |
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| Refractive Index | 1.517 to 1.667Anthony et al, Handbook of mineralogy (2001) |
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| Optical Character | Biaxial/-Anthony et al, Handbook of mineralogy (2001) |
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| Dispersion | WeakAnthony et al, Handbook of mineralogy (2001) |
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| Colour |
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| Colour (General) | Pale grey or pale green, sometimes pale red or colourlessMichael O’Donoghue, Gems, Sixth Edition (2006) More from other references |
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| Transparency | Transparent,TranslucentAnthony et al, Handbook of mineralogy (2001) |
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| Lustre | Vitreous,ResinousAnthony et al, Handbook of mineralogy (2001) |
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| Fluorescence & other light emissions |
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| Fluorescence (General) | Fluorescent under UVAnthony et al, Handbook of mineralogy (2001) |
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| Thermoluminescence | May be thermoluminescentAnthony et al, Handbook of mineralogy (2001) |
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| Crystallography of Strontianite |
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| Crystal System | OrthorhombicMichael O’Donoghue, Gems, Sixth Edition (2006) |
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| Habit | Short to long prismatic crystalsMichael O’Donoghue, Gems, Sixth Edition (2006) More from other references |
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| Geological Environment |
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| Where found: | Strontianite is an uncommon low-temperature hydrothermal mineral formed in veins in limestone.Michael O’Donoghue, Gems, Sixth Edition (2006) More from other references |
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| Further Information |
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| Mineral information: | Strontianite information at mindat.org |
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| Significant Gem Localities |
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| Germany | | |
| Lapis 1983(7/8), 48-50 |
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