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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Magnetite from
Aydat Lake, Aydat, Clermont-Ferrand, Puy-de-Dôme, Auvergne-Rhône-Alpes, France


Locality type:Lake
Classification
Species:Magnetite
Formula:Fe2+Fe23+O4
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Magnetite data
Locality Data:Click here to view Aydat Lake, Aydat, Clermont-Ferrand, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
Data Identifiers
Mindat Occurrence Record ID:315552
Long-form Identifier:1:3:315552:3
GUID (UUID V4):0
Nearest other occurrences of Magnetite
4.3km (2.7 miles) ⓘMonne stream alluvial deposits, Aydat, Clermont-Ferrand, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
5.2km (3.2 miles) ⓘVeyre stream alluvial deposits, Saulzet-le-Froid, Clermont-Ferrand, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
6.9km (4.3 miles) ⓘChevalard stream alluvial deposits, Aurières, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
7.5km (4.6 miles) ⓘMonne stream alluvial deposits, Olloix, Clermont-Ferrand, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
7.8km (4.8 miles) ⓘGigeole stream alluvial deposits, Nébouzat, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
8.5km (5.3 miles) ⓘFrédet stream alluvial deposits, Boissières, Murol, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
10.3km (6.4 miles) ⓘGroire, Murol, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
11.0km (6.8 miles) ⓘTennis court outcrop, Murol, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
13.8km (8.5 miles) ⓘFontsalade stream alluvial deposits, La Gratade, Rochefort-Montagne, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
14.1km (8.8 miles) ⓘPuy de la Tache, Mont-Dore, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
References
Symposium OS09, OS09 : TUam05 : G7, Authigenic Fe(II)-Fe(III) Oxihydroxides in Lacustrine Anoxic sediments (Aydat Lake, France), Evidenced by Sequential Chemical Extractions and Mössbauer Spectrometry, http://www.the-conference.com/JConfAbs/6/OS09.pdf.
 
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