Gobi Agate Cabochon #12 storage A lot of Agate is

A lot of Agate is sold in tumbles

Blue is the most commonly seen colour of Tanzanite

Gorgeous soft green Australian Prehnite cabochon

The large blue gem has been treated to achieve the recognisable deep blue colour

Gobi Agate Cabochon #12 storage A lot of Agate isThis rare hand picked Gobi Agate Cabochon from the Gobi Desert, Inner Mongolia has been polished to reveal beautiful colours and patterns. You will receive the exact Gobi Agate crystal shown in the pictures. Gobi Agate is a type of botryoidal Chalcedony. It's a semi precious silica mineral that has a frosted outer texture. It can be opaque or translucent and often comes in muted pastel colours. Gobi Agates get their shape through weathering, smoothing