Description
Formula: SiO2 · nH2O
System: Mineraloid
Locality: South Wello, Amhara Province, Ethiopia
Habit: Opalescence with rainbow spectrum
Color: From pale green to yellow orange opalescence
Luster: Vitreous luster
Weight: 29 g
Dimensions: 4.2 x 3.1 x 2.6 cm