Mineralogy Database

Search |  About the mineralogy database |  Contact

Sample n° 11308

Minerals found in the sample
Mineral Formula Category Subcategory Importance
MEIONITE Ca4Al6Si6O24(CO3) tektosilicates - major
ANHYDRITE Ca(SO4) sulfates - minor
Description
Description: green translucent meionite, pink anhydrite mass
Origin
  • Country: Madagascar
  • Region: Toliara Province
  • Locality: Ampandrandava
Specification
  • Donors: Geological Survey of Madagascar
    Donation year: 1967
  • 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: yes