Quartz crystals with amesite - image 1
Photo by Carlos Cornejo

Quartz crystals with amesite

AM
Antônio Mourão Guimarães Museum, RHI Magnesita
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Quartz crystals with amesite, 15cm, from the Pedra Preta mine, Serra das Éguas, Brumado. Collection of the Antônio Mourão Guimarães Museum, RHI Magnesita, photograph by Carlos Cornejo.

Product details

SpeciesQuartz
Added on03/26/2026
LocalityBrazil, Bahia, Brumado
Publications
  • Mineralogical Record 57 2 page 246

Learn more

Quartz
Mineral guide
Learn about Quartz
a versatile mineral with clear, milky, and colored varieties; crystal forms, formation clues, and tips for identifying amethyst and citrine.
Regional guide
Quartz from Brumado
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