Mineralogy Database

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Sample n° 6811

Minerals found in the sample
Mineral Formula Category Subcategory Importance
ASTROPHYLLITE K2NaFe2+7Ti2Si8O26(OH)4F inosilicates - major
Description
Description: radial prismatic crystals (4 cm)
Origin
  • Country: Norway
  • Region: Langesundfjord
  • Locality:
Specification
  • Donors: Polinard
    Donation year: 1954
  • Sampling year:
    Registration date:
  • Quantity: 1
    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: yes
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