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


Locality type:Alluvials
Classification
Species:'Enstatite-Ferrosilite Series' (not an IMA approved species)
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Data
Mineral Data:Click here to view Enstatite-Ferrosilite 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:949667
Long-form Identifier:1:3:949667:5
GUID (UUID V4):0
Nearest other occurrences of Enstatite-Ferrosilite Series
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
14.3km (8.9 miles) ⓘChevalard stream alluvial deposits, Aurières, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
18.3km (11.4 miles) ⓘCouze de Chaudefour stream alluvial deposits, Voissière, Chambon-sur-Lac, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
20.7km (12.9 miles) ⓘFontsalade stream alluvial deposits, La Gratade, Rochefort-Montagne, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
23.1km (14.3 miles) ⓘSioulot stream alluvial deposits, Olby, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
30.2km (18.7 miles) ⓘPuy Gonnard, Beaunit, Charbonnières-les-Varennes, Riom, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
31.2km (19.4 miles) ⓘGagne stream alluvial deposits, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
32.5km (20.2 miles) ⓘAyssard stream alluvial deposits, La Tour-d'Auvergne, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
References
Gaétan Bouclet collecton
 
and/or  
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