Locality type: | Sierra |
Classification |
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Species: | Ferro-pargasite |
Formula: | NaCa2(Fe42+Al)(Si6Al2)O22(OH)2 |
Chemical Analyses: |
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Oxide wt%: | | 1 |
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SiO2 | 40.79 % |
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TiO2 | 0.32 % |
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Al2O3 | 14.36 % |
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Fe2O3 | 0.67 % |
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FeO | 17.75 % |
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MnO | 0.31 % |
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MgO | 7.28 % |
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CaO | 9.9 % |
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Na2O | 4.37 % |
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K2O | 0.18 % |
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Total: | 95.93 % |
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Sample references: | |
Comments: | Occurs in retrograded jadeitite together with taramite/ferro-taramite and pargasite |
Quality for species: | Rock forming mineral/non-crystalline/little interest for collectors.(##) |
Confirmation |
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Validity: | Believed Valid |
Data |
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Mineral Data: | Click here to view Ferro-pargasite data |
Locality Data: | Click here to view Sierra de las Minas, Motagua Valley, Guatemala |
Data Identifiers |
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Mindat Occurrence Record ID: | 1510889 |
Long-form Identifier: | 1:3:1510889:2 |
GUID (UUID V4): | 2522a17f-c681-4131-a501-4db2aef42fae |
References |
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Reference Search (possible matching items) |
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| | Journal (article/letter/editorial) | associated metapelite from the Chuacús complex (Guatemala Suture Zone): constraints from phase equilibria...Luigi A. Solari3 1 Instituto de Geología, Universidad Nacional Autónoma de México, Ciudad Universitaria...Departamento de Geología, Centro de Investigación Científica y de Educación Superior de Ensenada, Carretera...Ensenada B.C., Mexico 3 Centro de Geociencias, Universidad Nacional Autónoma de México, Campus Juriquilla...abundant metapelitic rocks in the Chuacús complex (Guatemala Suture Zone) also preserve evidence for high-pressure |
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