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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Sericite from
Amsteg power station, Amsteg, Reuss Valley, Uri, Switzerland


Locality type:Power Plant
Classification
Species:Muscovite var: Sericite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sericite data
Locality Data:Click here to view Amsteg power station, Amsteg, Reuss Valley, Uri, Switzerland
Data Identifiers
Mindat Occurrence Record ID:852425
Long-form Identifier:1:3:852425:6
GUID (UUID V4):0
Nearest other occurrences of Sericite
15.2km (9.4 miles) ⓘRossbodenälpetli, Unteralp Valley, Andermatt, Urseren, Uri, Switzerland
22.6km (14.0 miles) ⓘPunteglias mine (Puntaiglas mine), Trun, Surselva Region, Grisons, Switzerland
29.1km (18.1 miles) ⓘIberger Klippen, Oberiberg, Schwyz, Schwyz, Switzerland
33.6km (20.9 miles) ⓘCampolungo pass, Campolungo, Piumogna Valley, Leventina, Ticino, Switzerland
63.7km (39.6 miles) ⓘMartegn - Muttala Sura, Innerferrera (Calantgil), Ferrera, Viamala Region, Grisons, Switzerland
64.4km (40.0 miles) ⓘTrachsellauenen, Lauterbrunnen, Interlaken-Oberhasli, Bern, Switzerland
82.3km (51.1 miles) ⓘRothenberg adits (Rotenberg adits), Goppenstein, Ferden, Westlich Raron, Valais, Switzerland
82.4km (51.2 miles) ⓘCannero Riviera ore body, Trarego Viggiona, Verbano-Cusio-Ossola Province, Piedmont, Italy
82.9km (51.5 miles) ⓘTiebel adit, Goppenstein, Ferden, Westlich Raron, Valais, Switzerland
83.0km (51.6 miles) ⓘDahl adit, Steg-Hohtenn, Westlich Raron, Valais, Switzerland
References
Engel, Ruth F., Peacor, Donald R., Kelly, William C. (1978) A new 5C pyrrhotite. American Mineralogist, 63 (11-12) 1274-1277
 
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