Description
Specimen from India
natural specimen
size is appro
COMPOSITION Silicate. CRYSTAL SYSTEM Tetragonal. CLEAVAGE/FRACTURE Perfect/Uneven. LUSTRE/STREAK Vitreous, pearly on some faces/White. HARDNESS/DENSITY 4.5-5 / 2.332.37. KEY PROPERTIES Large well-formed, square sided crystals associated with zeolites.


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