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Entry № 335

Purple Aragonite

Calcium carbonate, purple variety

Carbonate blades in an unlikely violet.

Chakra

Third Eye · Crown

Element

Earth · Water

Zodiac

Pisces · Capricorn

Purple Aragonite

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

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Next in the Atlas

Purple Aura Quartz

Quartz dressed in a violet metallic sheen.