dolomite on sphalerite on dolomite - State Route 56 road cut, USA - both geodes are about 5 cm and both sphalerites are about 3.3 cm
Mineral: dolomite on sphalerite on dolomite
Locality: State Route 56 road cut, Canton, Washington County, Indiana, USA
Dimensions: both geodes are about 5 cm and both sphalerites are about 3.3 cm