amazonite
aragonite
amethyst
azurite
ammonite
apatite
apophyllite
aquamarine
boulder opal
blue calcite
yellow calcite
carnelian
amethyst
citrine
dendrite agate
amethyst
fairy stone
blue fluorite
amethyst
chalcopyrite
malachite
moonstone
moqui stone
obsidian
onyx
yellow calcite
petrified wood
pyrite
selenite
septarian nodule
sodalite
black tourmaline
quartz
lemurian quartz
amethyst
amethyst
rose quartz
amethyst
smoky quartz
amethyst