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
Viitaniemi pegmatite, Eräjärvi area, Orivesi, Pirkanmaa, Finland


Locality type:Pegmatite
Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Quartz13
Montebrasite8
Beryllonite6
Hurlbutite6
Tantalite-(Mn)5
Albite5
- var Cleavelandite1
Väyrynenite4
Lepidolite4
Beryl3
Tourmaline3
Hydroxylherderite3
Amblygonite-Montebrasite Series2
Columbite-(Mn)2
Bertrandite2
Elbaite1
Amblygonite1
Muscovite1
- var Lithian Muscovite1
Lithiophilite1
Fluorapatite1
Microcline1
Topaz1
Fluornatromicrolite1
Zircon1
- var Hafnian Zircon1
Kaolinite1
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view Viitaniemi pegmatite, Eräjärvi area, Orivesi, Pirkanmaa, Finland
Photo GalleryView Gallery (9 photos)
Data Identifiers
Mindat Occurrence Record ID:98772
Long-form Identifier:1:3:98772:7
GUID (UUID V4):0
Nearest other occurrences of Muscovite
8.0km (5.0 miles) Juurakko pegmatite, Eräjärvi area, Orivesi, Pirkanmaa, Finland
8.6km (5.4 miles) Katila, Eräjärvi area, Orivesi, Pirkanmaa, Finland
11.9km (7.4 miles) Eräpyhä pegmatite, Eräjärvi area, Orivesi, Pirkanmaa, Finland
28.3km (17.6 miles) Kutemajärvi mine, Orivesi, Pirkanmaa, Finland
59.0km (36.7 miles) Moottoritie, Valkeakoski, Pirkanmaa, Finland
62.3km (38.7 miles) Kurjenkallio, Toijala, Akaa, Pirkanmaa, Finland
64.4km (40.0 miles) Katuma, Hämeenlinna, Kanta-Häme, Finland
65.8km (40.9 miles) Lake Eno, Päijänne Tavastia, Finland
76.7km (47.6 miles) Renkajärvi, Hattula, Kanta-Häme, Finland
93.9km (58.3 miles) Rakokivenmäki pegmatite, Heinola, Päijänne Tavastia, Finland
References
 
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