Hyalite Opal Specimen DX1364 onyx This variety of mica forms

This variety of mica forms in thin sheet like flaky layers

Metaphysical Properties

Weight: 353 grams

It sits in an acrylic base that has been milled out to hold the piece securely upright

Weight: 218 grams

Hyalite Opal Specimen DX1364 onyx This variety of mica formsHyalite Opal Approx. Dimensions: 2. 5 x 2 x 1" Approx. Weight: 69 grams Locality: San Luis Potosi, Mexico Acrylic stand and putty not included This specimen is shown under a short wave UV light in the first photo, and a long wave UV light in the second to last photo. Hyalite Opal was first discovered by German geologist Abraham Gottlob Werner in the late 1700's. He gave it the name hyalite from the Greek "hialos", meaning glass. It has mostly the same