Rare Ceylon Blue Spinel Crystal Specimen in Pottle turtle A whole terminated raw natural

A whole terminated raw natural crystal of RARE blue and pink 'Cotton Candy' Tourmaline showing a pattern of blue Indicolite Tourmaline wrapped around a crystal of pink Rubellite Tourmaline

which is caused by trace amounts of Uranium trapped within its silica structure

polished into a small freeform

it is perfect for cutting and polishing into several jeweller's grade cabochons or to be admired in its natural beauty as a collector's specimen

Rare Ceylon Blue Spinel Crystal Specimen in Pottle turtle A whole terminated raw naturalBlue spinel is a rare, highly durable, and naturally untreated gemstone highly prized by collectors. Ranging from soft pastel blues to intense "cobalt blue," its vivid colors comes from trace amounts of Cobalt. Its 8. 0 MOHS hardness make it an exceptional, brilliant alternative to sapphire for fine jewelry and custom engagement rings. Sourced from Sri Lanka. This specimen comes in a protective pottle with identification label. Specimen measures