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Sample n° 11702
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
STAUROLITE | Fe2+2Al9Si4O23(OH) | nesosilicates | - | major |
Description
Description:
twinned crystals (2-5 cm)
Origin
- Country: France
- Region: Finistère
- Locality: Kerzest, near Coray
Specification
-
Donors: SteenstraDonation year: 1968
-
Sampling year:Registration date:
-
Quantity: XSize: 2
-
Dimension code 1>2>3: 2Quality code 1>2>3: 1
-
Holotype: noParatype: noRadioactive: no
-
Thin section: yesChemical analysis: noX-Ray spectra: no