Bidspirit auction | G-10 2-13/16” Goshen - Stermer
G-10 2-13/16” Goshen - Stermer COA - Fantastic example in Obsidian Cliffs Obsidian reported from Ravalli Co., Montana. Ex Sullivan and JC Schilling Collections. Stermer COA 2022
G-10 2-13/16” Goshen - Stermer COA - Fantastic example in Obsidian Cliffs Obsidian reported from Ravalli Co., Montana. Ex Sullivan and JC Schilling Collections. Stermer COA 2022