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