Mineralogy Database

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Sample n° 6904

Minerals found in the sample
Mineral Formula Category Subcategory Importance
DATOLITE CaB(SiO4)(OH) nesosilicates - major
LAUMONTITE CaAl2Si4O12•4H2O tektosilicates zeolites minor
PREHNITE Ca2Al(Si3Al)O10(OH)2 phyllosilicates - minor
Description
Description: pale green geode (datolite) (10 cm), small yellow crystals (prehnite), white fibres (laumontite)
Origin
  • Country: USA
  • Region: New Jersey
  • Locality: Bergen Hill
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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