Bi Color Porphyry with Diorite 3.55cts Octagon Cut 10.00 x 8.00mm H6-7 Y0304

Pink Porphyry is from near Cue in the Murchison Province of Western Australia, Approx. 400 miles north of the capital of Perth

The Age is 2700 million years it is a Dolerite with plagioclase Phenocrysts. Porphyry with Diorite 3.55cts Octagon Cut 10.00 x 8.00mm H6-7 Y0304