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Sample n° 11380

Minerals found in the sample

Mineral	Formula	Category	Subcategory	Importance
ILVAITE	CaFe³⁺Fe²⁺₂O(Si₂O₇)(OH)	sorosilicates	-	major

Description

Description: bundles of black prismatic crystals on blocks (8-15 cm)

Information: specimen from type locality

Origin

Country: Italy
Region: Toscana
Locality: Elba, Rio Marina

Specification

Donors: BRGM Deliens

Donation year: 1967
Sampling year:

Registration date:
Quantity: 3

Size: 2

Dimension code 1>2>3: 2

Quality code 1>2>3: 1
Holotype: no

Paratype: no

Radioactive: no
Thin section: no

Chemical analysis: no

X-Ray spectra: no