Since 2013 – From Collectors for Collectors
| Chemische Formel | Cu2CuAsS4 | |
| Familie | ||
| Farbe | grau, schwarz | |
| Härte | 3 | |
| Kristallsystem | orthorhombisch | |
| Glanz | Metallglanz | |
| Form | tafelig, prismatisch | |
| Typlokalität | Peru | |
| Weitere Fundorte | Montana, Bulgarien, Chile, Rumänien, Namibia, Taiwan, Utah | |
| Bildung | hydrothermal | |
| Paragenesen | Pyrit, Tennantit, Luzonit, Covellin, Auripigment, Baryt, Sphalerit | |
| Pseudomorphose | ||
| Toxizität |  ungiftig | |
| Strichfarbe | grauschwarz | |
| Mineralklasse | Sulfide und Sulfosalze | |
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| Chemische Formel | CuS | |
| Familie | ||
| Farbe | schwarz, blau | |
| Härte | 1,5-2 | |
| Kristallsystem | hexagonal | |
| Glanz | Metallglanz | |
| Form | tafelig, blättrig | |
| Typlokalität | Italien | |
| Weitere Fundorte | Colorado, Montana, Australien, Namibia, Spanien | |
| Bildung | Verwitterung primärer Kupfersulfide, hydrothermal | |
| Paragenesen | Pyrit, Calcit, Chalkopyrit, Malachit, Bornit, Plumosit | |
| Pseudomorphose | ||
| Toxizität | ungiftig | |
| Strichfarbe | grau | |
| Mineralklasse | Sulfide und Sulfosalze | |
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| Chemische Formel | Cu5FeS4 | |
| Familie | ||
| Farbe | braun, angelaufen (oxidiert) | |
| Härte | 3-3,5 | |
| Kristallsystem | orthorhombisch | |
| Glanz | Metallglanz | |
| Form | derb, Oktaeder, Pseudooktaeder | |
| Typlokalität | Tschechien | |
| Weitere Fundorte | Peru, Mexiko, Namibia, England, Österreich | |
| Bildung | hydrothermal, magmatisch, Sekundär aus Chalkopyrit | |
| Paragenesen | Chalkopyrit, Chalkosin, Pyrit, Calcit, Silber, Covellin, Malachit, Tennantit | |
| Pseudomorphose | ||
| Toxizität | ungiftig | |
| Strichfarbe | grauschwarz | |
| Mineralklasse | Sulfide und Sulfosalze | |
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