amethyst
beautiful
birthstone
chrystal
crystal
crystalline
danburite
diamond
druze
energy
facet
faceted
gem
gemology
gemstone
geological
geologist
geology
healing
igneous
industry
iron
jewel
jewelery
jewelry
manufacturing
metamorphic
mineral
mineralogy
oxide
pink
precious
pyrite
quartz
rock
rough
science
semiprecious
shiny
silica
silicate
silicon
specimen
spiritual
stone
therapy
tourmaline
translucent