Name PENTAGONITE
Variety PENTAGONITE
Origin Wagholi, Pune, (Maharastra) India
Hardness 3 -4
Composition Ca(VO)Si4O10-4H2O
Crystaline sys. RHOMBIC
Size   9x5,5x4 cm
Weight 375 gr




Description:
This mineral, beloning to the interesting group of zeolites, is remarkable for its beautiful blue colour. It is hydrothermal in origin, and it appears in small groups of crystals rarely bigger than 4 cm, covering the cracks and cavities of volcanic rocks.


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PENTAGONITE



VARIETY PENTAGONITE