An uncommon secondary mineral and Cornish classic of chalcophyllite to 0.5 cm peering out of limonitic matrix. The delicate and beautiful platy rosettes of robin’s-egg blue is by far this specimens best feature. Ex. Bill McBride collection
An uncommon secondary mineral and Cornish classic of chalcophyllite to 0.5 cm peering out of limonitic matrix. The delicate and beautiful platy rosettes of robin’s-egg blue is by far this specimens best feature. Ex. Bill McBride collection