Fraser River Rhyolite - Rough

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Origin: Fraser River, Chilliwack, BC, Canada Description: A unique variety of rhyolite with black dots that almost look like algae. The stone is very similar to spider jasper. Chem ical Composition: SiO2 Grade: Lapidary GradeAppearance: OpaqueInclusions: Some porosity, little to no cracks. no matrix or rind Cost per Gram: $0.05Size approximately 1 pc: 11.5cm x 9.5cm x 0.8cm Weight approximately 1 pc: 184g Rough is rough. We do our best to grade and describe pieces in the lot, but ultimately, they all differ. Show more