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This vibrant Rainbow Goethite specimen dazzles with its full spectrum of iridescent hues — purples, blues, golds, and greens — all completely natural and untouched by human enhancement. Each surface shimmers with metallic brilliance, reflecting the unique geological chemistry of its origin.
Sourced from the historic Rio Tinto Mines in Huelva, Spain, an area known for over 5,000 years of mining history, this piece represents both geological and cultural heritage. Specimens of this quality and color intensity from this uncommon Spanish locality are exceptionally rare.
Origin: Rio Tinto Mines, Huelva, Spain
Mineral: Goethite (iridescent “Rainbow” variety)
Size: 140 × 100 × 60 mm
Weight: 469 g
A truly natural masterpiece from Earth, perfect for collectors who appreciate vibrant color, rarity, and the awe-inspiring artistry of nature itself.
