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Apatite | |
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Burande brook alluvials, Singles, Tauves, Puy-de-Dôme, Auvergne, France 0,8 mm crystal – Photo and collection François Périnet |
| © François Périnet | Photo ID: 97559 View Count: 233 |
Clinoenstatite : Mg2[Si2O6] | |
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Burande brook alluvials, Singles, Tauves, Puy-de-Dôme, Auvergne, France 0,9 mm twinned crystal - probably clinohypersthene : median term between the two poles of the solid solution clinoenstatite-clinoferrosilite - Photo and collection François Périnet. |
| © François Périnet | Photo ID: 222783 View Count: 47 |
Corundum (Var: Sapphire) : Al2O3 | |
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Burande brook alluvials, Singles, Tauves, Puy-de-Dôme, Auvergne, France 0,9 mm crystal – Photo and collection François Périnet |
| © François Périnet | Photo ID: 97562 View Count: 220 |
Rutile : TiO2 | |
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Burande brook alluvials, Singles, Tauves, Puy-de-Dôme, Auvergne, France 1,2 mm crystal – Photo and collection François Périnet |
| © François Périnet | Photo ID: 97560 View Count: 220 |
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