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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Quartz from
Bigay Mine, Lachaux, Thiers, Puy-de-Dôme, Auvergne-Rhône-Alpes, France


Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Comments:Red microcrystalline quartz (hematite inclusions)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Bigay Mine, Lachaux, Thiers, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
Data Identifiers
Mindat Occurrence Record ID:73706
Long-form Identifier:1:3:73706:1
GUID (UUID V4):0
Nearest other occurrences of Quartz
0.6km (0.4 miles) ⓘLes Peux, Lachaux, Thiers, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
0.8km (0.5 miles) ⓘGourniaud Mine, Lachaux, Thiers, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
1.4km (0.9 miles) ⓘPelletier vein, Lachaux, Thiers, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
1.7km (1.1 miles) ⓘGimel vein, Lachaux, Thiers, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
3.6km (2.2 miles) ⓘRoffin Mine, Lachaux, Thiers, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
3.7km (2.3 miles) ⓘEtang de Reliez, Lachaux, Thiers, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
4.2km (2.6 miles) ⓘGagnol Mine, Ris, Thiers, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
4.3km (2.7 miles) ⓘReliez, Ris, Thiers, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
4.3km (2.7 miles) ⓘForion East-West vein, Ris, Thiers, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
5.1km (3.2 miles) ⓘBancherelle Mine, Ris, Thiers, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
References
J.-J. Périchaud: "Où trouver les minéraux d'Auvergne", Vol. 1, Editions l'Instant Durable (Clermont-Ferrand), 1985, p. 92
 
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