Oxidized Pyrite Crystals in Quartz Cluster – Hekou, Yunnan, China – 206g Clear Quartz Larger natural crystals like this

Larger natural crystals like this are especially appealing to collectors for their size and natural structure

The color runs down deep on one side of this piece

02 caratsMeasurements: 19mm x 8mm x 5mmCrystal System: OrthorhombicMineral Class: Sorosilicate (Zoisite Group)

neutral backdrop that ties the composition together while enhancing the visibility of both crystal species

the window's color shifts to a vivid yellow-orange

Oxidized Pyrite Crystals in Quartz Cluster – Hekou, Yunnan, China – 206g Clear Quartz Larger natural crystals like thisA visually striking specimen featuring dark metallic crystals set among a dense cluster of quartz from Hekou, Yunnan, China. The larger crystals display deep reddish brown to black coloration and retain the sharp crystal form of pyrite. While the exact identity of these crystals has not been confirmed, they are believed to represent oxidized pyrite based on a cut section from a similar specimen that revealed something that looks like fresh metallic