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
Patron mine, Knutsbo mines, Möklinta ore field, Avesta, Dalarna County, Sweden


Locality type:Mine
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 Patron mine, Knutsbo mines, Möklinta ore field, Avesta, Dalarna County, Sweden
Data Identifiers
Mindat Occurrence Record ID:158807
Long-form Identifier:1:3:158807:1
GUID (UUID V4):0
Nearest other occurrences of Hornblende Root Name Group
4.7km (2.9 miles) ⓘBäsinge copper mine, Folkärna, Avesta, Dalarna County, Sweden
4.7km (2.9 miles) ⓘKlint mine, Folkärna, Avesta, Dalarna County, Sweden
20.0km (12.4 miles) ⓘEkedal mine, Heby, Uppsala County, Sweden
23.2km (14.4 miles) ⓘSala Silver Mine, Sala, Sala Municipality, Västmanland County, Sweden
23.4km (14.6 miles) ⓘHolmgruve ore field, Hedemora, Dalarna County, Sweden
23.7km (14.7 miles) ⓘLångvik ore field, Hedemora, Dalarna County, Sweden
24.9km (15.5 miles) ⓘÅs mine, Getback ore field, Norberg, Västmanland County, Sweden
25.1km (15.6 miles) ⓘSödra Hackspikgruvan, Smörberg ore field, Norberg, Västmanland County, Sweden
26.7km (16.6 miles) ⓘGarpenberg Södra Mine, Garpenberg, Hedemora, Dalarna County, Sweden
28.0km (17.4 miles) ⓘGarpenberg Norra Mine, Garpenberg, Hedemora, Dalarna County, Sweden
References
 
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