Thomsonite-Ca
Specimen ID: U6L-TYK
Thomsonite-Ca : NaCa2[Al5Si5O20]·6H2O
Mindat locality:
9cm x 8cm x 6cm
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“Large, white, spherical crystal aggregates of thomsonite crystals up to 11 mm diameter on basalt matrix. The contrast of the white thomsonite against the darker matrix is very attractive. No damage. Overall size of mineral specimen: 9x8x6 cm. Size of individual crystals: 1-4 mm. ”
John Betts - 30th December 2002
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