Opal Mineral

Andrea Ferreira21th Century

MM Gerdau - Museu das Minas e do Metal
Belo Horizonte, Brazil

Rare brazilian specimen of precious opal in queluzito metamorphic rock. The mineral was collected in the 60's in one of the main manganese mines in Brazil.

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Details

Title: Opal Mineral
Creator: Andrea Ferreira
Date Created: 21th Century
Location Created: Morro da Mina, Conselheiro Lafaiete, Minas Gerais, Brasil
Physical Dimensions: 16,0 x 4,8 x 4,8 cm
Type: SiO2·nH2O - Silicates (Hydrated Sylica)
Rights: MM Gerdau - Museu das Minas e do Metal
Medium: Mineral

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