Hyalite Opal Specimen DX1364 pietersite This variety is highly sought

This variety is highly sought after by collectors and jewelry enthusiasts

Weight: 1036 grams

Acrylic base not included

75g Optical Calcite Freeform

Hyalite Opal Specimen DX1364 pietersite This variety is highly soughtHyalite 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