Hubei Turquoise 4mm Blue with Matix Round AA Grade - 15-16 Inch Size_12-18mm which may form green stains

which may form green stains or specks on Azurite crystals or aggregates

black biotite

Coral is the skeletons of once to living sea coral

often featuring a black

cacoxenite

Hubei Turquoise 4mm Blue with Matix Round AA Grade - 15-16 Inch Size_12-18mm which may form green stainsHubei Turquoise is sourced from Hubei Province in Northern China, one of the most recognized turquoise producing regions in the world. This material is known for its vivid blues, rich greens, and bold black spiderweb matrixcreating highly distinctive, one of a kind beads. This collection features material sourced from the Joo shahn County mines, including the Chin goo 808 Mine, known for producing turquoise with strong color contrast and dramatic