Coquimbite | Alcaparrosa Mine, Sierra Gorda, Antofagasta, Chile | Fe₂(SO₄)₃·9H₂O | Coquimbite Specimen

Coquimbite is a sulfate mineral composed of iron (Fe) and sulfate (SO₄), with water molecules integrated into its structure. It typically forms in oxidized zones of sulfide deposits, often in arid environments or areas with significant evaporation. Coquimbite is usually found as crystalline masses or prismatic crystals, which can range in color from colorless to pale violet, purple, or pink, with a vitreous luster. The mineral has a hardness of 2.5 on the Mohs scale, making it relatively soft and delicate.
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Coquimbite is named after the Coquimbo region in Chile, where it was first discovered. This region’s dry climate provides the ideal conditions for the formation of this rare and visually striking mineral.
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Coquimbite is believed to be a stone of transformation and spiritual renewal. Its connection to the element of water is thought to promote emotional cleansing, helping individuals to release past traumas and negative emotions. Coquimbite’s soothing energy is said to assist in overcoming emotional blockages, fostering a sense of inner peace and emotional balance.