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Corundum (Var: Sapphire) : Al2O3 | |
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Buges brook alluvials, Perpezat, Rochefort-Montagne, Puy-de-Dôme, Auvergne, France 1 mm crystal – Photo and collection François Périnet |
| © François Périnet | Photo ID: 97772 View Count: 185 |
Garnet Group : X3Z2(TO4)3 (X = Ca, Fe, etc·, Z = Al, Cr, etc·, T = Si, As, V) | |
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Buges brook alluvials, Perpezat, Rochefort-Montagne, Puy-de-Dôme, Auvergne, France 0,5 mm crystal – Photo and collection François Périnet |
| © François Périnet | Photo ID: 97768 View Count: 239 |
Garnet Group : X3Z2(TO4)3 (X = Ca, Fe, etc·, Z = Al, Cr, etc·, T = Si, As, V) | |
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Buges brook alluvials, Perpezat, Rochefort-Montagne, Puy-de-Dôme, Auvergne, France 0,6 mm crystal – Photo and collection François Périnet |
| © François Périnet | Photo ID: 97767 View Count: 184 |
Magnetite : Fe2+Fe3+2O4 | |
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Buges brook alluvials, Perpezat, Rochefort-Montagne, Puy-de-Dôme, Auvergne, France 0,4 mm crystal – Photo and collection François Périnet |
| © François Périnet | Photo ID: 97770 View Count: 182 |
Pyroxene Group | |
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Buges brook alluvials, Perpezat, Rochefort-Montagne, Puy-de-Dôme, Auvergne, France 1 mm crystal – Photo and collection François Périnet |
| © François Périnet | Photo ID: 97771 View Count: 151 |
Titanite : CaTi[O|SiO4] | |
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Buges brook alluvials, Perpezat, Rochefort-Montagne, Puy-de-Dôme, Auvergne, France 0,6 mm crystal – Photo and collection François Périnet |
| © François Périnet | Photo ID: 97773 View Count: 186 |
Zircon : Zr[SiO4] | |
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Buges brook alluvials, Perpezat, Rochefort-Montagne, Puy-de-Dôme, Auvergne, France 0,7 mm crystal – Photo and collection François Périnet |
| © François Périnet | Photo ID: 97774 View Count: 301 |
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