beautiful
bright
clear
closeup
cluster
color
crystal
crystalline
crystallization
crystallize
design
dioxide
facet
gem
gemstone
geological
geology
glass
glassy
isolated
jewel
jewelery
jewelry
macro
mine
mineral
mineralogy
natural
object
pegmatite
precious
purple
quartz
reflection
rock
salt
sample
semiprecious
shape
shiny
silicon
specimen
stone
structure
translucent
transparent
treasure
violet
white