quartz
mineral made of silicon and oxygen
prase
quartz variety
aventurine
green quartz variety
tiger's eye
mineral
Shocked quartz
form of the mineral quartz, found in nuclear test sites and meteor impact zones
rock crystal
colourless and transparent form of quartz
Herkimer diamond
Diamond-like with quality Quartz Crystal with natural faceting and points on both sides
chalcedony
microcrystalline varieties of silica, may contain moganite as well
rose quartz
mineral, quartz variety
cat's eye quartz
quartz variety
Bristol Diamonds
Quartz crystals found in Bristol, England
Iris quartz
variety of quartz
blue quartz
quartz with trace elements that lend the crystal a bluish hue
amethyst
mineral of quartz variety
agate
chalcedony variety
iron quartz
quartz variety
citrine
mineral, yellow quartz var.
smoky quartz
quartz variety
sceptre quartz
quartz variety