Quartz mineral group 1:
Mineral name: Mineral color:
noble opal opalescent is rainbow-like
fire opal orange
jade green white red yellow brown
violet
nefrit green, this is the most valuable
csaroit lilac, violet
peridot yellowish green, olive green
also known as chrysolite, olivine
zoisit greenish, colorless ruby
particles
tanzanite sapphires, violets
thulit broken red
hematite brownish red, black
pyrite copper yellow, grayish yellow
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