PHACOLITE
 CHABAZITE Var. Phacolite
Gads Hill, Upper Mersey Valley,
Meander Valley Municipality,
Tasmania,
AUSTRALIA
(Ca,Na2)Al2Si4O12.6H2O
Crystal: Rhombohedral
Hardness: 4 - 5
Sp.G.: 2.08 - 2.16
Cleavage: Rather Distinct
Fracture: Uneven, Brittle
Colour: White
Lustre: Vitreous.
Phacolite is the uncommon lens-shaped variety of chabazite due to twinning/multiple twinning of rhombohedrons. Phacolite a zeolite occurs in cavities in Basalt at Gads Hill, Tasmania, Australia.
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Zodiac: Libra, Gemini |
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