19/05/2026
Blue Botryoidal Gibbsite
Blue botryoidal gibbsite is a rare and highly sought-after mineral specimen known for its vibrant blue, bubbly, grape-like clusters, primarily sourced from Yunnan Province, China.
These unique, often sky-blue to deep blue specimens are aluminum hydroxides often accompanied by white aragonite, featuring a botryoidal habit.
Key Characteristics and Facts:
Origin: The most vibrant blue botryoidal specimens, often in the 72g to 192g range, are frequently collected from the Dachang Mine in Guizhou or Yunnan Province, China.
Appearance: Features bubbly, grape-like (botryoidal) formations with a vitreous to pearly luster, sometimes associated with white aragonite on a matrix.
Color Source: While gibbsite is often white/gray, this unique coloration is prized in collector markets, showcasing rare blue hues.
Available for sale.DM for inquiries
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