Entry № 335
Purple Aragonite
Calcium carbonate, purple variety
Carbonate blades in an unlikely violet.
Chakra
Third Eye · Crown
Element
Earth · Water
Zodiac
Pisces · Capricorn

I. The Metaphysical Reading
How the stone has been held.
Purple aragonite is kept as a stone of patient inner work — grounding for people whose spiritual practice runs ahead of their daily life. It is used to slow racing thought without dulling it, and to make rest feel like part of the practice.
- Chakra
- Third Eye · Crown
- Element
- Earth · Water
- Zodiac
- Pisces · Capricorn
- Keynote
- Carbonate blades in an unlikely violet.
II. The Scientific Reading
What the lattice actually does.
Purple aragonite is the orthorhombic polymorph of calcium carbonate, sharing composition with calcite but differing in crystal structure and forming acicular or pseudohexagonal twinned crystals. Violet tones are attributed to trace manganese and, in some sedimentary occurrences, to organic pigments. Aragonite is metastable at surface conditions and converts slowly to calcite over geological time.
- Formula
- CaCO₃ with trace Mn/organic pigment
- System
- Orthorhombic
- Hardness
- 3.5 – 4 (Mohs)
- Provenance
- Spain, China, Morocco, Namibia
References & Sources
Independent mineralogical references used to verify the scientific details above.
Mineral Profile
Fact Sheet
- Chemical Formula
- CaCO₃ with trace Mn/organic pigment
- Crystal System
- Orthorhombic
- Mohs Hardness
- 3.5 – 4 (Mohs)
- Density
- 2.93 g/cm³
- Refractive Index
- 1.530 – 1.685
- Provenance
- Spain, China, Morocco, Namibia
- Color Origin
- Lilac, lavender, violet-grey; often banded
Related Crystals
Stones that share this lattice
Next in the Atlas
Purple Aura Quartz
Quartz dressed in a violet metallic sheen.




