Mineral Specimen and Product Inventory Search

Availability

Sold

Locality

Wheal Gorland, St. Day dist., Cornwall, England

Formula

Cu₂AsO₄(OH)

Size

4.5 x 3.5 x 3 cm - Miniature

Tagged

arsenate, copper

Sweet specimen with pockets of grass green, acicular Olivenite crystals.

Availability

Sold

Locality

Valenciana mine, Guanajuato, Mexico

Formula

K(AlSi₃)O₈

Size

10 x 7.5 x 3 cm - Cabinet

Lustrous white rhombs of white "valencianite", a variety of adularia, a variety of Orthoclase.