Goethite after Marcasite - image 1
Goethite after Marcasite - image 2
specimen video

Goethite after Marcasite

Unknown Owner
Crystals of what were once sharply formed marcasite to 0.7 cm in size across the top of matrix and replaced by goethite. In good condition.

Product details

Species
Goethite, MarcasiteAbout Goethite →
SizeMiniature
Dimensions5.0 x 4.0 x 1.0 cm
Added on03/12/2026
Locality
USA, Wisconsin, Vulcan Materials Company Sussex Quarry

Known provenance

DateCollectorAcquisition price
—Unknown Owner$125.00
—Weinrich MineralsNot disclosed

Learn more

Goethite
Mineral guide
Learn about Goethite
iridescent botryoidal crusts, stalactitic forms, and rare euhedral crystals; a striking, affordable display mineral with strong color.
Regional guide
Goethite from Vulcan Materials Company Sussex Quarry
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