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> Minerals
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Strontianite
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| Synonyms: |
Emmonsite, Stronthianite, Strontian, Strontian Spar |
| Classification: |
carbonates |
| Chemical formula: |
SrCO3 |
| Crystal system: |
Orthorhombic |
| Density (g/cm3): |
3.74 - 3.78 measured, 3.722 calculated |
| Tenacity: |
Brittle |
| Cleavage: |
Very good, on {110} nearly perfect; on {021} poor; on {010} in traces |
| Fracture: |
Irregular, uneven, sub-conchoidal |
| Hardness (Mohs): |
3.5 |
| Colour: |
Colourless, white, gray, light yellow, green, brown |
| Lustre: |
Vitreous, Resinous |
| Streak: |
White |
| Fluorescence: |
Fluorescent and phosphorescent in UV, bright yellowish white under shortwave, mediumwave and longwave ultraviolet radiation |
| Transparency: |
Transparent, Translucent |
| Type locality: |
Strontian, Highland, Scotland, UK |
| Application: |
Chemical industry as a source for production of strontium compouds |
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Pod Sosnou, Třinec, Moravia-Silesia Region, Czech Republic
