| CLEAR QUARTZ CRYSTAL |
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| Name | Quartz crystal |
| Formula | SiO2 |
| Hardness (Mohs) | 7 |
| Density | 2.65 |
| Crystal System | Trigonal |
| Colour | Colorless |
| Lustre | Vitreous |
| Associated minerals | Zircon, diamond, topaz |
| Overall size of mineral specimen | 20 x 13 x 40 millimetres |
| Location | Brasil |
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