mineral general info

Calcite

Calcite epimorph to 3.5 cm after laumontite

Microphoto, 2 mm crystal

Origin: Croft quarry, Croft, Leicestershire, England, UK

Owner: Steve Rust

Rounded crystals to 2 mm, on malachite and vesignieite

Origin: New Cliff Hill Quarry, Stanton under Bardon, Leicestershire, England, UK

Owner: Steve Rust

Calcite crystals to 5 mm

Origin: Whitesmith mine, Strontian, Morvern Peninsula, Argyllshire, North West Highlands, Scotland, UK

Owner: Chris Hacker

Tabular/platy 1.5 mm crystal (left), 2 mm prismatic crystal of calcite, with hair-like crystals of hedenbergite (right)

Origin: Eas a Bradain, Luib, Isle of Skye, Inverness-shire, North West Highlands, Scotland, UK

Owner: Steve Rust

Photo courtesy of:

ex. Jack Jago Trelawney Collection, Smithsonian

Origin: Egremont, Cumberland, England

Sample size: 3.5 x 3.5 x 3.5 cm

Origin: North Vernon, Indiana, U.S.A.

Sample size: 6 x 5 x 3.5 cm

Calcite on fluorite

Origin: Annabel Lee Mine, Hardin County, Illinois
ex. Dr. Edward E. David Collection

Sample size: 20 x 6 x 6 cm

Photo courtesy of:

Rob Lavinsky

Origin: Milliken (Sweetwater) mine, Viburnum Trend, Reynolds Co., Missouri, U.S.A.

Sample size: 8 x 8 x 3.5 cm

Photo courtesy of:

Dan Weinrich

Calcite with okenite

Origin: Aranga Quarry (Stone's Quarry; Hood Road Quarry), Aranga, Far North, Northland, North Island, New Zealand

Sample size: to 8 mm crystals

Sample owner: Vic Cloete

Photo courtesy of:

Calcite pseudomorph after ikaite

Origin: Olenitsa River, White Sea coast, Karelia, Russia

Sample size: 2.5 x 2.5 cm (left), 2.5 x 3.5 cm (right)

Photo courtesy of:

Diederik Visser