Crystal: Jasper Chemical Composition: SiO2 Detail: Jasper is an opaque variety of Chalcedony. Brecciated jasper contains hematite, an iron compound, which gives it both its red tones and the dark bands. Origin: Brazil
Crystal: Jasper Chemical Composition: SiO2 Detail: Jasper is an opaque variety of Chalcedony. Brecciated jasper contains hematite, an iron compound, which gives it both its red tones and the dark bands. Origin: Brazil