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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Hornblende Root Name Group from
Griffen cave, Griffen, Völkermarkt District, Carinthia, Austria


Locality type:Cave
Classification
Species:'Hornblende Root Name Group' (not an IMA approved species)
Formula:◻Ca2(C42+C3+)(AlSi7O22)W2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Hornblende Root Name Group data
Locality Data:Click here to view Griffen cave, Griffen, Völkermarkt District, Carinthia, Austria
Data Identifiers
Mindat Occurrence Record ID:221997
Long-form Identifier:1:3:221997:4
GUID (UUID V4):0
Nearest other occurrences of Hornblende Root Name Group
16.0km (10.0 miles) ⓘRami Alp (Ramihalt), Wolfsberg, Wolfsberg District, Carinthia, Austria
19.1km (11.9 miles) ⓘGertrusk, Wolfsberg, Wolfsberg District, Carinthia, Austria
21.7km (13.5 miles) ⓘPrössinggraben, Frantschach-Sankt Gertraud, Wolfsberg District, Carinthia, Austria
26.2km (16.3 miles) ⓘLeppengraben, Bad Eisenkappel, Eisenkappel-Vellach, Völkermarkt District, Carinthia, Austria
28.4km (17.7 miles) ⓘDiabase quarry, Ebriachgraben (Ebriach gorge), Ebriach, Eisenkappel-Vellach, Völkermarkt District, Carinthia, Austria
28.9km (17.9 miles) ⓘPolanz quarry (Mauthnereck), Krumbach, Sankt Oswald ob Eibiswald, Eibiswald, Deutschlandsberg District, Styria, Austria
32.3km (20.1 miles) ⓘSchaidnik, Eisenkappel-Vellach, Völkermarkt District, Carinthia, Austria
32.8km (20.4 miles) ⓘFürpaß quarry (Fürbaß quarry; Fürpass quarry; Wernersdorf quarry), Wernersdorf, Wies, Deutschlandsberg District, Styria, Austria
41.2km (25.6 miles) ⓘMn deposit, Dürnstein, Neumarkt in der Steiermark, Murau District, Styria, Austria
43.1km (26.8 miles) ⓘSamer, Kothgraben (Kotgraben), Kleinfeistritz, Weißkirchen in Steiermark, Murtal District, Styria, Austria
References
 
and/or  
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