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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Fayalite-Forsterite Series from
Monne stream alluvial deposits, Olloix, Clermont-Ferrand, Puy-de-Dôme, Auvergne-Rhône-Alpes, France


Locality type:Alluvials
Classification
Species:'Fayalite-Forsterite Series' (not an IMA approved species)
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Data
Mineral Data:Click here to view Fayalite-Forsterite Series data
Locality Data:Click here to view Monne stream alluvial deposits, Olloix, Clermont-Ferrand, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
Data Identifiers
Mindat Occurrence Record ID:949672
Long-form Identifier:1:3:949672:9
GUID (UUID V4):0
Nearest other occurrences of Fayalite-Forsterite Series
2.9km (1.8 miles) ⓘPuy de Saint-Sandoux (Puy de Barneire), Saint-Sandoux, Clermont-Ferrand, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
7.0km (4.4 miles) ⓘMonne stream alluvial deposits, Aydat, Clermont-Ferrand, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
10.4km (6.5 miles) ⓘFrédet stream alluvial deposits, Boissières, Murol, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
11.5km (7.1 miles) ⓘVeyre stream alluvial deposits, Saulzet-le-Froid, Clermont-Ferrand, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
13.2km (8.2 miles) ⓘRoca-Neyra, Perrier, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
14.3km (8.9 miles) ⓘChevalard stream alluvial deposits, Aurières, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
15.2km (9.4 miles) ⓘGigeole stream alluvial deposits, Nébouzat, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
15.3km (9.5 miles) ⓘMalvoissière stream alluvial deposits, Saint-Victor-la-Rivière, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
16.2km (10.0 miles) ⓘBoulade stream alluvial deposits, Issoire, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
16.8km (10.4 miles) ⓘSioule river alluvial deposits, Ribeyre, Vernines, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
References
Gaétan Bouclet collecton
 
and/or  
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