|Dimensions (mm)||80 x 60 x 20mm|
|Weight (carats)||370 carats|
Specimen from India
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 / 2.33–2.37. KEY PROPERTIES Large well-formed, square sided crystals associated with zeolites.
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|Starts||8th Jun 2015 8:19pm PDT|
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