Sphene oval ct.2.27

SPHENE ( TITANITE ) Another stone with a very strong pleochroism and a large variation in colours: colourless, brown, yellow, green, blue, pink, red and black. Unfortunately his low hardness ( 5.5 from Mohs scale) does not allow it for jewellery use, instead is a real collector stone.A very small flow. Size:10x6.2x4.4 mm. Weight:2.27 ct. Code#527