Gobi Agate with Sand Inclusion #2 Popular Crystals_Optical Calcite This lovely specimen from Brazil

This lovely specimen from Brazil shows deep Pink Tourmaline crystals formed with Feldspar

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known as Mexican Water Opal - this does not have the brightly coloured base colour

This tree resin has not fully polymerised like true Amber

Gobi Agate with Sand Inclusion #2 Popular Crystals_Optical Calcite This lovely specimen from BrazilThis rare hand picked Gobi Agate from the Gobi Desert, Inner Mongolia has a beautiful frosted outer texture and moving sand inside the chamber this is best seen with a backlight. 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