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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Dravite from
Valberg Quarry, Valberg, Kragerø, Telemark, Norway


06978240017368233528637.jpg
Dravite

Valberg Quarry, Valberg, Kragerø, Telemark, Norway
02517390017368233539070.jpg
Dravite

Valberg Quarry, Valberg, Kragerø, Telemark, Norway
06978240017368233528637.jpg
Dravite

Valberg Quarry, Valberg, Kragerø, Telemark, Norway
02517390017368233539070.jpg
Dravite

Valberg Quarry, Valberg, Kragerø, Telemark, Norway
06978240017368233528637.jpg
Dravite

Valberg Quarry, Valberg, Kragerø, Telemark, Norway
02517390017368233539070.jpg
Dravite

Valberg Quarry, Valberg, Kragerø, Telemark, Norway
Locality type:Quarry
Classification
Species:Dravite
Formula:NaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Dravite data
Locality Data:Click here to view Valberg Quarry, Valberg, Kragerø, Telemark, Norway
Data Identifiers
Mindat Occurrence Record ID:169787
Long-form Identifier:1:3:169787:2
GUID (UUID V4):0
Nearest other occurrences of Dravite
4.1km (2.5 miles) ⓘKammerfoss area, Kragerø, Telemark, Norway
6.5km (4.1 miles) ⓘHullvann, Bjordammen, Bamble, Telemark, Norway
6.6km (4.1 miles) ⓘBjordam Sunstone Quarry, Bjordammen, Bamble, Telemark, Norway
6.7km (4.2 miles) ⓘBjordammen, Bamble, Telemark, Norway
11.5km (7.2 miles) ⓘHafredal II quarry, Midtre Havredal, Havredal, Bamble, Telemark, Norway
11.9km (7.4 miles) ⓘHavredal I quarry, Midtre Havredal, Havredal, Bamble, Telemark, Norway
23.2km (14.4 miles) ⓘRavneberget Quarry, Søndeled, Risør, Agder, Norway
26.9km (16.7 miles) ⓘMoland Industrial Site, Akland, Risør, Agder, Norway
29.0km (18.0 miles) ⓘMule nursery home, Mule, Porsgrunn, Telemark, Norway
62.6km (38.9 miles) ⓘBråstad Mines, Øyestad, Arendal, Agder, Norway
References
Nordrum, Fred Steinar (2000) Ni, Co-mineralizations in the Valberg quarry, Kragerø, South Norway: a progress report. Norsk Bergverksmuseum Skrift, 17. 64-70
 
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