Tetrahedrite Cluster Crystal | 37.45 Grams | Lima, Peru | SO24 Galena in front of a quarzite

in front of a quarzite ridge

The colorless specimens are very rare and sometimes are called ghost crystals

along with the other 59 pieces for a total mass of 240 Kg

lustrous prismatic crystals very neat and bright

Tetrahedrite Cluster Crystal | 37.45 Grams | Lima, Peru | SO24 Galena in front of a quarziteTetrahedrite crystals are fascinating minerals known for their distinctive tetrahedral shape and shiny, metallic luster. It typically forms in well defined tetrahedral crystals, which can be grouped in clusters. The color range includes shades of metallic gray, black, and sometimes reddish hues due to the presence of copper and other trace elements. Tetrahedrite is commonly found in hydrothermal veins and is often associated with other minerals such