Enargite specimens for sale

18 for sale ยท $180โ€“$9,500 USD

101 in the gallery

Enargite is a copper arsenic sulfide mineral that forms in moderate to high-temperature hydrothermal veins. It typically appears as dull to resinous to metallic gray to dark blue-black crystals, often in prismatic or acicular habits. The mineral can occur in elongated crystals or as radiating aggregates, with a metallic to submetallic luster that catches the eye in hand samples and cabinets alike. Notable specimens have come from classic localities in Peru and Namibia, with additional material reported from the United States and other producing regions, making it a familiar sight for collectors seeking rich sulfur and copper-rich sulfide assemblages.

Formula
Cu3AsS4
Rarity
Rare
Stability
Stable
Collector interest
High Interest
Classification notes
Sulfosalts; Strunz 2.EA.05

Key characteristics

Crystal system
orthorhombic
Mohs hardness
3
Specific gravity
4.4โ€“4.5
Luster
metallic
Transparency
opaque
Color
gray, black, brown
Streak
black, gray
Cleavage
perfect
Fracture
uneven
Crystal habit
prismatic, tabular, granular, massive
  • Classic / historic

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Where Enargite is found

Top localities

  1. Leonard Mine20 specimens
  2. Quiruvilca Mine8 specimens
  3. Butte Mining District7 specimens
  4. East Colusa Mine4 specimens
  5. Julcani Mine3 specimens
  6. Julcani District2 specimens
  7. Steward Mine2 specimens
  8. Tintic Mining District2 specimens
  9. Cerro de Pasco1 specimen
  10. Herminia Mine1 specimen

About Enargite

Collectors value enargite for its strong color contrast and association with other sulfide minerals, as well as its historically important role in hydrothermal ore systems. While not as widespread as some copper sulfides, high-quality crystals, especially when well formed and free of matrix, offer striking display pieces. Specimens from renowned mines and districts help showcase the mineral's characteristic sheen and form, making enargite a refined addition to compact classic suites of copper-arsenic sulfides.