Opal 'Pineapple'
Golden Sapphire
Amethyst
Fossilised Leaves (Glossopteris)
Tourmaline
Wittichenite (Copper bismuth sulphide)
Rhondonite
Fossilised Skeleton (Placoderm eastmanosteus)
Quartz
Malachite
Fluorite
Molybdenite on Quartz
Azurite
Silver on Calcite
Pink Diamond
Labradorite (Gem-quality Plagioclase feldspar crystal)