Entry № 092
Chalcopyrite
Copper Iron Sulphide
Peacock ore — the stone of alchemists.
Chakra
Crown · Solar Plexus
Element
Fire
Zodiac
Capricorn

I. The Metaphysical Reading
How the stone has been held.
Chalcopyrite is worked with as a mystic's stone of shifting perspective, kept nearby during meditation, divination and the search for lost objects. Practitioners hold it as a reminder that surfaces rarely stay the same colour twice — and that insight often arrives through iridescence rather than clarity.
- Chakra
- Crown · Solar Plexus
- Element
- Fire
- Zodiac
- Capricorn
- Keynote
- Peacock ore — the stone of alchemists.
II. The Scientific Reading
What the lattice actually does.
Chalcopyrite is the most abundant copper-bearing mineral and the world's primary ore of copper, a tetragonal sulphide crystallising in sphenoidal forms across nearly every major sulphide deposit on Earth. Its characteristic peacock tarnish is a thin oxidation film of iridescent iron and copper oxides; freshly broken surfaces reveal a brassy yellow lustre often mistaken for gold.
- Formula
- CuFeS₂
- System
- Tetragonal
- Hardness
- 3.5 – 4 (Mohs)
- Provenance
- Peru, Mexico, USA, Australia, Chile, Russia
References & Sources
Independent mineralogical references used to verify the scientific details above.
Mineral Profile
Fact Sheet
- Chemical Formula
- CuFeS₂
- Crystal System
- Tetragonal
- Mohs Hardness
- 3.5 – 4 (Mohs)
- Density
- 4.1 – 4.3 g/cm³
- Refractive Index
- Opaque, metallic
- Provenance
- Peru, Mexico, USA, Australia, Chile, Russia
- Color Origin
- Brassy yellow tarnishing to iridescent peacock blue, green and violet
Related Crystals
Stones that share this lattice
Next in the Atlas
Champagne Aura Quartz
A treated quartz for warmth without weight.



