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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Actinolite from
Val Giuv, Tujetsch, Surselva Region, Grisons, Switzerland


Locality type:Valley
Classification
Species:Actinolite
Formula:◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Quartz2
- var Smoky Quartz2
K Feldspar1
- var Adularia1
Data
Mineral Data:Click here to view Actinolite data
Locality Data:Click here to view Val Giuv, Tujetsch, Surselva Region, Grisons, Switzerland
Data Identifiers
Mindat Occurrence Record ID:963044
Long-form Identifier:1:3:963044:4
GUID (UUID V4):0
Nearest other occurrences of Actinolite
5.6km (3.5 miles) ⓘDruntobel (Drun Tobel; Drun Sedrun; Krüzli valley; Kreuzli pass; Ruinas Plaunas), Sedrun, Tujetsch, Surselva Region, Grisons, Switzerland
14.2km (8.8 miles) ⓘPunta Negra, Cadlimo Valley, Quinto, Leventina, Ticino, Switzerland
14.3km (8.9 miles) ⓘChli Düssi (Düssistock), Brunni Valley, Maderanertal, Silenen, Uri, Switzerland
14.9km (9.2 miles) ⓘPizzo Taneda, Piora Valley, Quinto, Leventina, Ticino, Switzerland
16.5km (10.3 miles) ⓘPosmeda, Airolo, Leventina, Ticino, Switzerland
18.6km (11.6 miles) ⓘScimfuss, Pontino Alp, Tremola Valley, Airolo, Leventina, Ticino, Switzerland
21.0km (13.1 miles) ⓘFieud Alp, Fontana, Airolo, Leventina, Ticino, Switzerland
33.0km (20.5 miles) ⓘPizzo Fiorina, Maria Luisa Refuge area, Formazza, Verbano-Cusio-Ossola Province, Piedmont, Italy
44.5km (27.6 miles) ⓘGneiss quarries, Riveo, Maggia, Vallemaggia, Ticino, Switzerland
44.7km (27.8 miles) ⓘArbola Glacier (Punta d'Arbola N and E slopes; Ofenhorn N and E slopes), Sabbione Glacier area, Formazza, Verbano-Cusio-Ossola Province, Piedmont, Italy
References
Koenigsberger, J.G. (1940) Die zentralalpinen Minerallagerstätten, Wepf und Co. Verlag, Basel.
 
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