Strontianite
Strontianite is a mineral with the chemical formula SrCO3. It has a Mohs hardness of 3.5 - 4 and vitreous to pearly luster.
Strontianite properties
| Type | Mineral |
|---|---|
| Chemical formula | SrCO3 |
| Mohs hardness | 3.5 - 4 |
| Luster | Vitreous to Pearly |
| Typical colors | Colorless, White, Yellow, Gray, Green |
| Formation | Forms in sedimentary deposits and in the oxidation zones of strontium-bearing minerals. |
| Rarity | 5 / 10 |
Mohs hardness 3.5–4 — soft
1 · Talc5 · Apatite10 · Diamond

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