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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Malachite from
Bjønndalen Quarry, Nittedal, Akershus, Norway


Locality type:Quarry
Classification
Species:Malachite
Formula:Cu2(CO3)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Malachite data
Locality Data:Click here to view Bjønndalen Quarry, Nittedal, Akershus, Norway
Data Identifiers
Mindat Occurrence Record ID:86602
Long-form Identifier:1:3:86602:6
GUID (UUID V4):0
Nearest other occurrences of Malachite
3.6km (2.2 miles) ⓘRomsås Mine, Oslomarka, Oslo, Norway
3.7km (2.3 miles) ⓘHuken Quarry, Grorud, Oslo, Norway
4.2km (2.6 miles) ⓘRomsås, Grorud, Oslo, Norway
10.5km (6.5 miles) ⓘSandbekken, Løvenstad, Rælingen, Akershus, Norway
11.9km (7.4 miles) ⓘVettakollen, Oslomarka, Oslo, Norway
18.5km (11.5 miles) ⓘVardeåsen Pb prospect, Nannestad, Akershus, Norway
19.7km (12.2 miles) ⓘErdmann Mine, Engelstadvangen, Elsjø Mining Field, Nannestad, Akershus, Norway
20.8km (12.9 miles) ⓘRambydalen Quarry, Ullensaker, Akershus, Norway
22.2km (13.8 miles) ⓘSveltåsen Prospect, Bærum (Baerum), Akershus, Norway
22.7km (14.1 miles) ⓘSteinshøgda, Lommedalen, Bærum (Baerum), Akershus, Norway
References
Berg, Hans-Jørgen (1994) Bjønndalen bruk. STEIN. Nordisk magasin for populær geologi, 21 (3) 205-216
 
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