Calcite

Calcite on wulfenite

Origin: Alhambra mine, Burro Mts., Grant Co., New Mexico, U.S.A.

Owner: Lou Perloff

Microscopic image

Calcite on clinochlore (kammererite)

Origin: Kop Mts., near Askale, Anatolia, Turkey

Owner: Lou Perloff

Microscopic image

Calcite on motttramite

Origin: Tsumeb mine, Tsumeb, Namibia

Owner: Lou Perloff

Microscopic image

Photo courtesy of:

Lou Perloff

Photo-Atlas of Minerals

Origin: Irai, Rio Grande do Sul, Brazil

Sample size: 4.2 x 4 x 3.5 cm

Origin: Elmwood Mine, Carthage, Tennessee, U.S.A.

Sample size: 15 x 8.5 x 5.5 cm

Calcite perched on some crystals of quartz pseudomorph after anhydrite and also has small, sparkling quartz crystals as accent as well.

Origin: Roncari Quarry, East Granby, Connecticut, U.S.A.

Sample size: 5 x 3.5 x 2.7 cm

Photo courtesy of:

Rob Lavinsky

The Arkenstone

This specimen with calcite crystals twinned on 081 has superb crystals of pink laumontite that are complete and unaltered (desiccated). The calcite is honey yellow in color and the laumontite crystals are a silky pink and reach up to 2.1 cm in length.