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Calcite | A-Z About This Mineral

limz Published On Tue Mar 10 2020   Modified On Tue Mar 10 2020
Calcite | A-Z About This Mineral

Calcite is an extremely common rock-forming mineral that is widely known throughout the world for its beauty and great variety of its crystals. It has a perfect cleavage on {1011} and exhibits a trigonal crystal system. 

Calcite is a symbolism of compassion, motivation, strength, balance, emotion, freshness, growth, harmony, safety, prosperity, and livelihood.

Let us learn more about Calcite.


Calcite is the mineral form and most stable polymorph of calcium carbonate. It is transparent to opaque and has a specific gravity of 2.71. Traditionally, it is suitable for the people born under the zodiac sign of Cancer. These stones can open up and balance all the chakras of our body. It helps us to reduce the desire to be overly possessive, balance emotions, bring empathy into our life, and open our clairsentience abilities.

Origin and History

Calcite Crystal.
Calcite Crystal.
Image Source: Spirit Dancer Crystals

Calcite is a very old name that is believed to be derived during the 19th century from the Latin word "Calx" which means "Lime". During World War ll, pure or optical Calcites were used in gun sights and bombsights. Today, more than 800 Calcite crystals have been found and identified. 

Formation Process

Calcite can be found as a common constituent sedimentary rocks and limestone. It is mostly formed from the shells of dead marine organisms.


The chemical formula of calcite is CaCO3 (Calcium Carbonate). These stones have a hardness of 3 on the Mohs scale and they have a vitreous to resinous to dull luster in massive forms.


  • Agaric Mineral
  • Anthraconite
  • Aphrite
  • Cobaltocalcite
  • Corn Spar
  • Dogtooth Calcite
  • Flowstone
  • Hog-toothed Spar
  • Iceland Spar
  • Mangano calcite
  • Nail Head Spar
  • Onyx Marble
  • Optical Calcite
  • Rice Grain Spar.
  • Salmon Calcite
  • Sand Calcite
  • Satin Spar
  • Stalactite
  • Stalagmite
  • Travertine
  • Tufa

Colors Available

Yellow Calcite Heart-Shaped Gemstone.
Yellow Calcite Heart-Shaped Gemstone.
Image Source: Madame Pamita
  • Colorless
  • White
  • Yellow
  • Red
  • Orange
  • Blue
  • Green
  • Brown
  • Gray

Mines Available

  • Farallon Blanco Mine, Tucumán Province, Argentina
  • Rudolf Mine, Carinthia, Austria
  • Nanisivik Mine, Nunavut, Canada

Cost Per Carat

Calcite is quite affordable and it can cost from $20 to $60 according to its color and quality.


  • Calcite is used as a construction material, neutralizer of acids, and cemetery markers.
  • It is also used in the manufacture of fertilizers, metals, glass, rubber, and paint.
  • It can be also used as a gemstone in different forms of jewelry.

Spiritual Properties

  • Calcite helps to enhance your psychic abilities, improve your memory, promote insight and clairvoyance, achieve your dreams, and stay focused on your goal.
  • These stones can balance the reproductive system, increase the function of your lower limbs and pelvis, aid ailments, and detoxify the body.
  • It also helps to encourage compassion and love, balance mood swings, ease unwanted fears, reduce anger, and heal one emotionally.


Calcite Pendant Set In Gold.
Calcite Pendant Set In Gold.
Image Source: Yooladesign
  • When exposed to a weak acid, Calcite produces bubbles.
  • These stones have a conchoidal fracture and a brittle tenacity.
  • As it can be found almost everywhere, geologists also call it "ubiquitous mineral".
  • Iceland Spar, a transparent variety of this stone is used for optical purposes.

Jewelry Stores Near You

  • Maison Birks, Toronto, Ontario, Canada
  • Alex Monroe, Snowfield, London, UK
  • Cartier, Chicago, Illinois, USA

Online Stores

  • The Fossil Cartel, Portland, Oregon, USA
  • Hatton Jewelers, Hatton Garden, London, England

Visit Stoneharu for more information about stones and gems.