Ettringite

sold

Locality: N'Chwanning II Mine, Kalahari Manganese fields, South Africa
Minerals: Ettringite
Dimensions: 2.2 x 2.0 x 1.8 cm
Size class: Thumbnail
SID: ETTRINGITE2

Ettringite is a hydrous calcium aluminum sulfate mineral. This cluster consists of about 9 different yellow crystals. It has good color and brightness. It's in fine condition, with only a minor blemish on the underside, that doesn't show when displayed. It is from the Charlie Key collection.