Cavansit auf Stilbit aus Poonah Indien (83g) - Stufe violett 5 auf der Mohs-Skala
Yard notes & kiln story
Description
5 auf der Mohs-Skala
A truly unique piece with an effect
Decoration with Meaning – the Butterfly as a Powerful Symbol
Renaissance : Malachite experienced a special heyday during the Renaissance
Weight: 286 g
Cavansit auf Stilbit aus Poonah Indien (83g) - Stufe violett 5 auf der Mohs-SkalaCavansite is a rare occurrence mineral from the Mineral class the silicates and Germanates . It crystallizes in the Orthorhombic crystal system with the chemical composition Ca[V 4+ O Si 4 O 10 ] 4H 2 O, is therefore a Calcium vanadium layered silicate . Cavansite is transparent and develops long, prismatic to needle like shapes Crystals , but also radial ones Mineral aggregates from blue to greenish blue color with glassy shine on the surfaces .