Petrified wood with Pyrite

Petrified wood with Pyrite- Arkansas. 11.5″ across An unusual slab loaded with pyrite in every fracture and dispersed throughout this round.

Petrified wood- Araucarioxylon arizonicum

Petrified wood- Araucarioxylon arizonicum- Chinle Formation, Holbrook, Arizona. Triassic period. 14 ” Across. Araucarioxylon arizonicum is an extinct species of conifer and is the state fossil of Arizona. The petrified wood of this tree is frequently referred to...

Plumbogummite after Pyromorphite

Plumbogummite after Pyromorphite – Yangshuo Mine, Yangshuo Co., Guilin Pref., Guangxi Zhuang, China. 15 cm tall. This elegant, large, complete-all-around cluster features fat plumbogummite crystals after pyromorphite that reach 5.5 cm in length. The crystals...