Rare Ceylon Blue Spinel Crystal Specimen in Pottle slab This is a gigantic rarity

This is a gigantic rarity of a semi-polished Quartz point

Cavansite and Pentagonite are both forms of hydrated calcium silicovanadates and are very similar to look and hard to distinguish between as they are exactly the same chemical formula

8cm x 5cm x 2

Our Pink + Purple Amethyst Medium Cluster Freeform from Brazil is crafted from natural Amethyst

Rare Ceylon Blue Spinel Crystal Specimen in Pottle slab This is a gigantic rarityBlue 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