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Sample n° 14009
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
COPPER | Cu | native elements | - | major |
EPIDOTE | Ca2(Al2Fe3+)[Si2O7][SiO4]O(OH) | sorosilicates | epidote | major |
QUARTZ | SiO2 | tektosilicates | - | minor |
Description
Description:
mixed blocks (7 cm)
Origin
- Country: USA
- Region: Michigan
- Locality: Keweenaw Peninsula
Specification
-
Donors: GoossensDonation year: 1983
-
Sampling year:Registration date:
-
Quantity: 2Size: 2
-
Dimension code 1>2>3: 3Quality code 1>2>3: 1
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Holotype: noParatype: noRadioactive: no
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Thin section: noChemical analysis: noX-Ray spectra: yes