Gold

specimen number:
8911168

location:
Serra do Caldeirao, Pontes e Lacerda, Mato Grosso, Brazil

description:
Beautifully crystallized bright lustrous dendritic grouping of elongated native gold. In super condition all around and very attractive. This weighs 15.31 g. The specimen comes with a previous label from the Alton collection.

The Serra do Caldeirao region near Pontes e Lacerda in Mato Grosso, Brazil, gained worldwide fame following a massive gold rush in the mid-1990s that drew thousands of independent miners to remote jungle hillsides. Geologically, the gold occurs in deeply weathered Proterozoic metamorphic and granitic rocks, where hydrothermal activity concentrated precious metals along shear zones and quartz veins. While early extraction focused on alluvial and eluvial workings, subsequent hard-rock operations yielded some of the most spectacular crystallized gold specimens ever discovered. The gold from this locality is renowned among advanced collectors for forming exceptionally sharp, lustrous octahedral crystals, intricate wire aggregates, and delicate dendritic sheets with rich buttery color and minimal matrix attachment, making fine cabinet pieces highly prized in modern mineralogy.

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