About Dolomite

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Keep reading to discover more about dolomite

  • Mineralogy and geology*
  • Metaphysical, Spiritual and Healing** Properties***
  • Common Associations


Mineral formula: CaMg(CO3)2

Crystal system: Trigonal

Crystal habit: Crystals typically rhombohedral, may also be prismatic terminated by rhombohedral faces, or tabular or curved - "saddle" or "fingernail" habit. Also massive, coarse to fine granular, fibrous or pisolitic.

Cleavage: Perfect on {1011}

Fracture: sub-conchoidal

Color: colorless, white, gray, pinkish, brownish

Luster: vitreous, sub-vitreous, resinous, waxy, or pearly

Diaphaneity: Transparent to translucent

Moh’s scale hardness: 3 ½ - 4

Streak: white

Specific gravity:  2.84 – 2.86

Geological occurrence: An important sedimentary and metamorphic mineral found as the principal mineral in dolostones and metadolostones, and as an important mineral in limestones and marbles where calcite is the principal mineral present. Also found as a hydrothermal vein mineral, forming crystals in cavities; and found in serpentinites and similar rocks.

Named for:  the French mineralogist and geologist, Déodat (Dieudonné) Guy Silvain Tancrède Gratet de Dolomieu.


Metaphysical and Healing Properties

According to Melody, dolomite can be worn, carried, or used as an elixir to relieve sorrow (by recognizing there is no real reason for the sorrow). It encourages energetic original thinking. It assists when dealing with hyperactive individuals (calming). It assists with leakage of energy from the chakras.

Common Associations

  • Chakra – all
  • Numerology – vibrates to the number 3
  • Zodiac – Aries
  • Birthstone – no traditional association
  • Wedding Anniversary – no traditional association


* Mineralogical information is from mindat.org

** Always consult with your medical professional for any physical or long-term healing issues.

*** Metaphysical properties come from: 

Love Is in the Earth (1995) Melody, Earth-Love Publishing House, 726 pp.

The Crystal Bible, A Definitive Guide to Crystals (2003) Judy Hall, Walking Stick Press, 399 pp.

Crystal Muse (2017) Heather Askinosie and Timmi Jandro, Hay House, 285 pp.

Crystal Gridwork (2018) Kiera Fogg, Weiser Books, 128 pp.