This is gem silica rough from the Ray mine, where mining continues, and is still one of the premier locations for this material. It is a slab with blue green chrysocolla and white quartz. The slab has an uneven cut, varying from 6 to 3 mm thick. This piece is silicated; the photos say the rest.

Location: Ray Mine, Pinal County, Arizona, USA

Dimensions: 5.9 x 4.1 x 0.6 cm

For dimensions in inches, click on the photo with the ruler.

Net Weight: 23 grams

Stock number 25587

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