Mineralogy Database

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Sample n° 10690

Minerals found in the sample
Mineral Formula Category Subcategory Importance
MONTMORILLONITE (Na,Ca)0,3(Al,Mg)2Si4O10(OH)2•nH2O phyllosilicates smectite major
Description
Description: powdery pink clay
Origin
  • Country: Rwanda
  • Region: Gisenyi
  • Locality: Kirengo
Specification
  • Donors: Gerards
    Donation year:
  • Sampling year:
    Registration date:
  • Quantity: X
    Size: 3
  • 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: yes
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