Description
Quartz with chalcedony coating and in places, transparent opal coating. Old anonymous collection from Lyon. 6.8 cm main trm, 2.0 x 1.3 thicker tourmaline crystal, 5.2 cm main feldspar
Quartz with chalcedony coating and in places, transparent opal coating. Old anonymous collection from Lyon. 6.8 cm main trm, 2.0 x 1.3 thicker tourmaline crystal, 5.2 cm main feldspar