Micaceous quartzite with tectonically oriented tourmaline crystals Origin:Alpinópolis, Minas Gerais, Brazil Description = Micaceous quartzite, precambrian age...
DescriptionQuartzite (Precambrian; Rock Creek Canyon, Beartooth Mountains, Montana, USA) 3.jpg English: Quartzite from the Precambrian of Montana, USA...
DescriptionQuartzite (Precambrian; Rock Creek Canyon, Beartooth Mountains, Montana, USA) 6.jpg English: Quartzite from the Precambrian of Montana, USA...
DescriptionQuartzite (Precambrian; Rock Creek Canyon, Beartooth Mountains, Montana, USA) 4.jpg English: Quartzite from the Precambrian of Montana, USA...
DescriptionCalypso Gold Quartzite (Precambrian; quarry near Brumado, Bahia, Brazil) 2.jpg English: Calypso Gold Quartzite - quartzite from the Precambrian of Brazil...
DescriptionQuartzite (Precambrian; Rock Creek Canyon, Beartooth Mountains, Montana, USA) 1.jpg English: Quartzite from the Precambrian of Montana, USA...
DescriptionQuartzite (Precambrian; Rock Creek Canyon, Beartooth Mountains, Montana, USA) 8.jpg English: Quartzite from the Precambrian of Montana, USA...
DescriptionQuartzite (Precambrian; Rock Creek Canyon, Beartooth Mountains, Montana, USA) 9.jpg English: Quartzite from the Precambrian of Montana, USA...
DescriptionQuartzite (Precambrian; Rock Creek Canyon, Beartooth Mountains, Montana, USA) 7.jpg English: Quartzite from the Precambrian of Montana, USA...
DescriptionQuartzite (Precambrian; Rock Creek Canyon, Beartooth Mountains, Montana, USA) 5.jpg English: Quartzite from the Precambrian of Montana, USA...
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