Cassiterite
Cassiterite is a mineral with the chemical formula SnO2. It has a Mohs hardness of 6-7 and adamantine to sub-metallic luster.
Cassiterite properties
| Type | Mineral |
|---|---|
| Chemical formula | SnO2 |
| Mohs hardness | 6-7 |
| Luster | Adamantine to sub-metallic |
| Typical colors | Brown, black, red, yellowish |
| Formation | Occurs in granite pegmatites and hydrothermal veins |
| Rarity | 5 / 10 |
Mohs hardness 6–7 — hard
1 · Talc5 · Apatite10 · Diamond
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