Price : Rs 70 / Carat (Approx)
Price : Rs 350 / Piece (Approx)
Spinel crystallizes in the isometric system; common crystal forms are octahedra, usually twinned. It has an imperfect octahedral cleavage and a conchoidal fracture. Its hardness is 8, its specific gravity is 3.5–4.1 and it is transparent to opaque with a vitreous to dull luster more...