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Entry № 184

Emerald Calcite

Calcite (var. green)

A gentle green rhomb from Mexican deposits.

Chakra

Heart

Element

Water · Earth

Zodiac

Cancer · Taurus

Emerald Calcite

I. The Metaphysical Reading

How the stone has been held.

Emerald calcite is worked with as a stone of soft-hearted repair, kept nearby during grief tending, forgiveness practice and any work that asks the chest to unclench a little. Practitioners hold it as a reminder that a gentler colour can do the same work as a bolder one.

Chakra
Heart
Element
Water · Earth
Zodiac
Cancer · Taurus
Keynote
A gentle green rhomb from Mexican deposits.

II. The Scientific Reading

What the lattice actually does.

Emerald calcite is a marketing name for a pale green variety of calcite (CaCO₃) whose colour comes from trace copper, nickel and iron incorporated into the calcite lattice, rather than from any relationship to beryl. Like all calcite it shows strong birefringence (~0.17), soft Mohs 3 hardness and vigorous effervescence in dilute acid.

Formula
CaCO₃ (with trace Cu, Fe, Ni pigments)
System
Trigonal
Hardness
3 (Mohs)
Provenance
Mexico (Chihuahua), Pakistan, USA

References & Sources

Independent mineralogical references used to verify the scientific details above.

Mineral Profile

Fact Sheet

Chemical Formula
CaCO₃ (with trace Cu, Fe, Ni pigments)
Crystal System
Trigonal
Mohs Hardness
3 (Mohs)
Density
2.71 g/cm³
Refractive Index
1.486 – 1.658
Provenance
Mexico (Chihuahua), Pakistan, USA
Color Origin
Soft mint to sea-green translucent rhombohedral crystals

Related Crystals

Stones that share this lattice

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Next in the Atlas

Epididymite

A rare beryllium bloom from alkaline pegmatites.