|AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Brazil > Quartz var. Eye Agate
|Quartz var. Eye Agate
|Rio Grande do Sul, Brazil
|Uncommon formation of white sand brown quartz agate with concentric pattern known as an eye agate. This is from the old 19th century location that was exhausted forcing the lapidaries to mine in Brazil. Ex. A. Lincoln Sherk II, MD. (1896-1970); ex. Dr. J. B. S. Egee (?-1930)
|For reference only
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