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Sample n° 11173

Minerals found in the sample
Mineral Formula Category Subcategory Importance
AUGITE (Ca,Mg,Fe)2Si2O6 inosilicates pyroxenes major
BIOTITE K(Fe2+,Mg)3(AlSi3O10)(OH)2 phyllosilicates mica major
HORNBLENDE [ ]Ca2((Fe2+,Mg)4Al)(Si7Al)O22(OH)2 inosilicates amphiboles major
Description
Description: black crystals and plates (1-5 cm)
Origin
  • Country: Germany
  • Region: Eifel
  • Locality: Radersberg, S of Bruck
Specification
  • Donors: Comblain
    Donation year: 1966
  • Sampling year:
    Registration date:
  • Quantity: X
    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
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