aquamarine
artifact
background
beryl
black
blue
cluster
colorful
crystal
crystalline
decoration
discovery
erongo
gem
gemstone
geology
healing
inclusion
isolated
jewel
macro
matrix
mine
mineral
mineralogy
namibia
natural
nature
object
ore
pakistan
precious
quartz
rare
raw
resources
rock
rough
sample
schorl
science
semiprecious
specimen
stone
teal
texture
tourmaline
unprocessed
white