Heulandite

Reference: 1372

Collected in 1994, its colour and crystal size make this a fine Isle of Skye Heulandite specimen. Its form is slightly curved with a thin matrix - being a section of the cavity wall. The crystals, up to 9mm in size, are sharp with that classic pearly heulandite lustre.

Formula: (Sr,Na,Ca) _2-3 Al₃(Al,Si) ₂Si₁₃O₃₆ ^. 12H₂O

Status: Sold

Dimensions: 85x50x10mm

Size: Small Cabinet (S)