Calcite with Marcasite - image 1
Calcite with Marcasite - image 2
specimen video

Calcite with Marcasite

Unknown Owner
Lustrous gemmy double terminated crystals of calcite to 2.1 cm in size across the top of an iridescent botryoidal crystallized marcasite matrix. This is in very good condition and the piece dates to the mid 1970s. The specimen comes with a previous data card as shown at the end of the video.

Product details

Species
Calcite, MarcasiteAbout Calcite →
SizeSmall Cabinet
Dimensions9.0 x 5.5 x 4.0 cm
Added on02/15/2026
Locality
USA, Missouri, Sweetwater Mine

Known provenance

DateCollectorAcquisition price
04/2026Unknown Owner$200.00
—Weinrich MineralsNot disclosed

Learn more

Calcite
Mineral guide
Learn about Calcite
diverse shapes, colors, and optical quirks; widely available yet scarce elite pieces from Elmwood and Charcas drive collecting value and display.
Regional guide
Calcite from Sweetwater Mine
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