Hydronium Jarosite Specimen 474g

A Rare and Remarkable Sulphate Mineral

This impressive hydronium jarosite specimen is a genuine rarity — a sulphate mineral that forms under highly specific acidic conditions, making fine examples genuinely scarce in collections worldwide. Rich golden-amber to ochre-brown crystals cluster across the matrix in the distinctive botryoidal and crystalline habits that make jarosite group minerals so visually compelling.

At 474g, this is a substantial specimen with excellent presence and character. The warm, earthy tones of the jarosite crystals glow with a metallic lustre that rewards close inspection, revealing intricate crystal detail throughout.

• Weight: 474g
• Natural hydronium jarosite
• Sulphate mineral group
• Rich golden-amber colouration
• Rare and highly collectible

A sophisticated addition to any advanced mineral collection — hydronium jarosite is not a mineral you encounter every day.