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#mineral
#science
#crystal
#crystals
#geology
#gemstone
#mineralogy
#charoite
#russia
#yakutia
#siberia
#feldspar
#carving
#carver
#fluorine
#fluorosilicate
#quartz
#syenite
#granite
#limestone
#metamorphism
#metasomatism
#chemistry
#the earth story
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