Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Corundum from
Chevalard stream alluvial deposits, Aurières, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France


05522560017363107413591.jpg
Sapphire

Chevalard stream alluvial deposits, Aurières, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
05522560017363107413591.jpg
Sapphire

Chevalard stream alluvial deposits, Aurières, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
05522560017363107413591.jpg
Sapphire

Chevalard stream alluvial deposits, Aurières, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
Locality type:Alluvials
Classification
Species:Corundum
Formula:Al2O3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Corundum data
Locality Data:Click here to view Chevalard stream alluvial deposits, Aurières, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
Data Identifiers
Mindat Occurrence Record ID:997358
Long-form Identifier:1:3:997358:9
GUID (UUID V4):0
Nearest other occurrences of Corundum
2.5km (1.6 miles) ⓘSioule river alluvial deposits, Ribeyre, Vernines, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
3.4km (2.1 miles) ⓘGigeole stream alluvial deposits, Nébouzat, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
4.3km (2.7 miles) ⓘVeyre stream alluvial deposits, Saulzet-le-Froid, Clermont-Ferrand, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
8.3km (5.2 miles) ⓘPlane stream alluvial deposits, Perpezat, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
8.8km (5.5 miles) ⓘMonne stream alluvial deposits, Aydat, Clermont-Ferrand, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
9.3km (5.8 miles) ⓘBuges stream alluvial deposits, Perpezat, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
9.7km (6.0 miles) ⓘSioule river alluvial deposits, Le Glavin, Olby, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
10.4km (6.4 miles) ⓘSioulot stream alluvial deposits, Olby, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
10.6km (6.6 miles) ⓘFrédet stream alluvial deposits, Boissières, Murol, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
11.3km (7.0 miles) ⓘSioule river alluvial deposits, La Miouze, Gelles, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
References
Périnet, François (n.d.) Personal communication.
 
and/or  
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