Of which common mineral is rock crystal a variety
Rose quartz Citrine topaz Fruit quartz Citrine Rock crystal Blue quartz Citrintas Rock-crystal Star Blue Quartz Quartz Citrine quartz Quarz Bristol stone SiO2 Group Citrines Quartz crystals Bristowe stone Quartz (mineral) Rock-Crystal Milky quartz Star blue quartz Milk quartz Conite Quartz sand Quartz crystal Rock Crystal Blue Quartz Milky Quartz
quartz mineral milk quartz citrine topaz citrines fruit quartz blue quartz quartz crystals quartz sand star blue quartz quarz bristowe stone rose quartz citrintas quartz crystal rock crystal citrine bristol stone sio2 group conite quartz citrine quartz milky quartz
quartz
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Quartz