Stilbite

Reference: 2235

Small stilbite crystals forming rounded stalagmites; a cross-section of one of these showing they have formed around earler hexagonal crystals which have now part etched away, probably calcite.

Formula: (Ca_0.5,K,Na)₉(Al₉Si₂₇)O₇₂ ^. 28H₂O

Status: Sold

Dimensions: 63x54x40mm

Size: Small Cabinet (S)