Hutchinsonite specimens for sale

1 for sale · $750 USD

11 in the gallery

Hutchinsonite is a lead thallium arsenosulfide mineral with the formula (Tl,Pb)2As5S9. It typically forms prismatic or tabular crystals and occurs with a metallic to submetallic luster that can appear steel-gray to dark bronze, displaying a silvery highlight where facets catch the light. In polished specimens, its color ranges from deep gray to black, and crystals may show sharp faces and well-developed terminations when conditions permit. The mineral’s habit and sheen, along with its distinctive composition, give it a striking presence in hand specimens and display cabinets.

Formula
(Tl,Pb)2As5S9
Rarity
Rare
Stability
Stable
Collector interest
Very High Interest
Classification notes
Sulfide; sulfosalt

Key characteristics

Crystal system
orthorhombic
Mohs hardness
1.5–2
Specific gravity
4.6
Luster
metallic, submetallic
Transparency
translucent, opaque
Color
gray, black, red
Streak
red, brown
Cleavage
perfect
Fracture
uneven
Crystal habit
prismatic, acicular, fibrous, radiating, massive
  • Classic / historic

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Where Hutchinsonite is found

Top localities

  1. Quiruvilca Mine7 specimens
  2. Quiruvilca District2 specimens

About Hutchinsonite

Notable localities for hutchinsonite include Peru and Switzerland, where high-temperature hydrothermal veins and sulfide-rich assemblages yield some of the finest crystals. Specimens from these regions can exhibit clean, well-formed crystals and dramatic twinning, underscoring the mineral’s collector appeal. The rarity of hutchinsonite adds to its desirability, as representative samples are less common in standard mineral collections and often appear in specialized or museum-grade lots. Collectors value it for the combination of its metallic luster, striking color contrast, and the historical interest tied to classic hydrothermal environments.