Large Oxidized Pyrite Crystals with Quartz – Hekou, Yunnan, China – 344g Orthoclase This awesome Carcharodontosaurus tooth will

This awesome Carcharodontosaurus tooth will stand out in any mineral or fossil collection

Note: This piece has been repaired at the bridge between the two crystals

Measurement:  22

This rare specimen of green Tourmaline has an interesting tapered crystal habit from a neat locality

Large Oxidized Pyrite Crystals with Quartz – Hekou, Yunnan, China – 344g Orthoclase This awesome Carcharodontosaurus tooth willA 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