Calcite & Harmotome

Reference: 646

Fine display specimen of well formed chocolate-brown modified pseudo-cubic calcite crystals to 30mm, with an aesthetic dusting of small but lustrous harmotome crystals over part of the specimen.  Sawn back.

Formula: Calcite: CaCO_{3 ;}  Harmotome: (Ba_0.5,Ca_0.5,K,Na)₅[Al₅Si₁₁O₃₂] ^.12H₂O

Status: Sold

Dimensions: 115x90x30mm

Size: Large Cabinet (L)