Mineralogy Database

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Sample n° 3058

Minerals found in the sample
Mineral Formula Category Subcategory Importance
PREHNITE Ca2Al(Si3Al)O10(OH)2 phyllosilicates - major
EPIDOTE Ca2(Al2Fe3+)[Si2O7][SiO4]O(OH) sorosilicates epidote minor
TREMOLITE [ ]Ca2Mg5,0-4,5Fe2+0,0-0,5Si8O22(OH)2 inosilicates amphiboles minor
Description
Description: green curved prehnite crystals, epidote laths, small white tremolite fibres
Origin
  • Country: Congo (RDC)
  • Region: Kivu
  • Locality: Fizi, Ubwari, Ubimbe, Lake Tanganyika
Specification
  • Donors: van Aubel (ULG)
    Donation year:
  • Sampling year:
    Registration date:
  • Quantity: 1
    Size: 2
  • Dimension code 1>2>3: 3
    Quality code 1>2>3: 1
  • Holotype: no
    Paratype: no
    Radioactive: no
  • Thin section: no
    Chemical analysis: no
    X-Ray spectra: no