Quartz can be split into two groups…
— Nadine Gabriel, Hunter of Rocks (@NadWGab) September 9, 2018
-Macrocrystalline = the crystals are visible to the naked eye
-Microcrystalline = the crystals are NOT visible to the naked eye#MinCup2018 #TeamQuartz 2/23
via Twitter https://twitter.com/NadWGab
September 09, 2018 at 04:15PM
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