Pargasite from
Halti-Ridnitsohkka, Enontekiö, Lapland, Finland
Classification | ||||||||||||
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Species: | Pargasite | |||||||||||
Formula: | NaCa2(Mg4Al)(Si6Al2)O22(OH)2 | |||||||||||
Comments: | Sipilä (1992) provides analyses of pargasites from different rocks: Amphibole rock: (Na0.617,K0.037)0.654(Ca1.956,Na0.044)2(Mg3.299,Fe2+0.768,Al0.995)5.062(Al1.727,Si6.273)O22(OH)2 olivinegabbro: (Na0.862,K0.028)0.890 (Ca1.751,Fe0.249)2(Mg 3.271,Mn2+ 0,036, Fe2+0.649, Al 1,258)5.214(Al2.576,Si 5.424)O22(OH)2 gabbro sills between gneiss interlayers: (Na0.494,K0.254)0.749 (Ca1.712,Na 0.288)2(Mg 2.532, Fe2+1.695, Ti, 0.451 Al 0.336)5.038(Al 1.727,Si 6.273)O22(OH)2 | |||||||||||
Confirmation | ||||||||||||
Validity: | Believed Valid | |||||||||||
Data | ||||||||||||
Mineral Data: | Click here to view Pargasite data | |||||||||||
Locality Data: | Click here to view Halti-Ridnitsohkka, Enontekiö, Lapland, Finland | |||||||||||
Data Identifiers | ||||||||||||
Mindat Occurrence Record ID: | 881390 | |||||||||||
Long-form Identifier: | 1:3:881390:9 | |||||||||||
GUID (UUID V4): | 5fa5a9d1-d65b-4af5-bb6f-88f7ec0f67e3 | |||||||||||
References | ||||||||||||
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