Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Amphibole Supergroup from
Klodeborg Mines, Øyestad, Arendal, Agder, Norway


Locality type:Mining Field
Classification
Species:'Amphibole Supergroup' (not an IMA approved species)
Formula:AB2C5(T8O22)W2
Comments:NHM, Oslo specimen marked "Strålestein" (probably actinolite-tremolite series ??)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Amphibole Supergroup data
Locality Data:Click here to view Klodeborg Mines, Øyestad, Arendal, Agder, Norway
Data Identifiers
Mindat Occurrence Record ID:759260
Long-form Identifier:1:3:759260:7
GUID (UUID V4):0
Localities for Amphibole Supergroup in this Region
Evens Mine, Klodeborg Mines, Øyestad, Arendal, Agder, Norway
Nearest other occurrences of Amphibole Supergroup
0.4km (0.2 miles) ⓘEvens Mine, Klodeborg Mines, Øyestad, Arendal, Agder, Norway
0.6km (0.4 miles) ⓘIndustritoppen, Stoa, Arendal, Agder, Norway
1.5km (1.0 miles) ⓘStoa, Arendal, Agder, Norway
1.9km (1.2 miles) ⓘBråstad Mines, Øyestad, Arendal, Agder, Norway
2.6km (1.6 miles) ⓘTorbjørnsbu Mine, Barbudalen, Arendal, Agder, Norway
3.3km (2.0 miles) ⓘLangsæv Mine, Steinsås, Barbudalen, Arendal, Agder, Norway
6.9km (4.3 miles) ⓘHasleholmen, Grimstad, Agder, Norway
8.7km (5.4 miles) ⓘHeståsen Quarry, Frolands Verk, Froland, Agder, Norway
9.0km (5.6 miles) ⓘGamle Mørefjær Mine (Mørfjær Mine), Neskilen Mines, Arendal, Agder, Norway
9.1km (5.6 miles) ⓘOld Aslak Mine, Neskilen Mines, Arendal, Agder, Norway
References
Larsen, Knut Edvard (2011) Mineralene i Arendals skarn-jernmalm-forekomster; mer enn 200 års mineralogihistorie [The minerals of the Arendal skarn-iron ore occurrences- more than 200 year with mineralogical history]. Norsk Bergverksmuseum Skrift, 46. 57-82
 
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