accessory
aluminium
blue
corundum
crystal
decoration
decorative
fashion
gem
gemological
gemstone
grip
grooves
hardness
heap
holding
isolated
jewel
jewelry
lapidary
light
lot
macro
material
metal
mineral
natural
oxide
pile
precious
raw
rock
rough
sapphire
shiny
stone
supplies
translucent
tweezers
uncut
unpolished
value