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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Muscovite from
Lerchgraben (Lerchengraben), Gollrad, Mariazell, Bruck-Mürzzuschlag District, Styria, Austria


Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view Lerchgraben (Lerchengraben), Gollrad, Mariazell, Bruck-Mürzzuschlag District, Styria, Austria
Data Identifiers
Mindat Occurrence Record ID:305643
Long-form Identifier:1:3:305643:1
GUID (UUID V4):0
Nearest other occurrences of Muscovite
0.7km (0.4 miles) ⓘSommerhalt mine (Schüttereck), Gollrad, Mariazell, Bruck-Mürzzuschlag District, Styria, Austria
4.9km (3.1 miles) ⓘSohlen Alp (Solln; Sohlen; Sohlenalpe; Sollalpe), Niederalpl, Mariazell, Bruck-Mürzzuschlag District, Styria, Austria
18.1km (11.3 miles) ⓘLambachgraben quarry ("Harterbachgraben" quarry), Hadersdorf, Kindberg, Bruck-Mürzzuschlag District, Styria, Austria
19.5km (12.1 miles) ⓘHaringgraben gypsum mine, Oberort (Tragöß-Oberort), Tragöß-Sankt Katharein, Bruck-Mürzzuschlag District, Styria, Austria
22.8km (14.2 miles) ⓘFreßnitzkogel, Freßnitzgraben, Krieglach, Bruck-Mürzzuschlag District, Styria, Austria
23.0km (14.3 miles) ⓘBohnkogel, Altenberg an der Rax, Neuberg an der Mürz, Bruck-Mürzzuschlag District, Styria, Austria
24.1km (15.0 miles) ⓘTennantite occurrence, Eselberg, Altenberg an der Rax, Neuberg an der Mürz, Bruck-Mürzzuschlag District, Styria, Austria
24.1km (15.0 miles) ⓘSchlossberg tunnel, Kapfenberg, Bruck-Mürzzuschlag District, Styria, Austria
24.6km (15.3 miles) ⓘRotriegel ridge, Freßnitzgraben, Krieglach, Bruck-Mürzzuschlag District, Styria, Austria
25.4km (15.8 miles) ⓘLead mine, Graschnitzgraben, Sankt Marein im Mürztal, Bruck-Mürzzuschlag District, Styria, Austria
References
Taucher, J. & Hollerer, Ch.E. (1999)
 
and/or  
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