Calcite increases and amplifies energy. This makes it an excellent stone for distance healing, as well as other types of healing. One of the energies it amplifies is learning abilities, and thus is a great stone for students.
Calcite is a protecting, grounding and centering stone, and can help bring inner peace. Since calcite also promotes creativity and imagination, this inner peace it can bring is a vibrant one.
Calcite has been said to increase prosperity. It can also be helpful in astral travel and in channeling, as well as increasing intuition. Calcite is also a stone of spirituality and wisdom.
All calcites are helpful in lessening of fear and reducing stress. Calcite is probably the premier cleanser of stored negative energies in the human system, and works on all levels from the physical to the etheric. This makes it a very purifying stone. It can also be used to clear negativity in the environment, such as a room that it’s in. Optical calcite (Iceland Spar) is particularly good for bringing hope to fearful or stressful situations.
In the realm of relationships, calcite brings its properties of grounding and centering, to make it a stone of reconciliation. Calcite can ameliorate arguments in a relationship, and help maintain a practical balance between the people in the relationship.
Physically, calcites are good for back pain, increasing physical strength, teeth, eyes, and are generally good for healing. Clear calcite can be used for treating all conditions. It can also be used for detoxifying and as an antiseptic agent. Calcite is especially helpful with emotional and mental conditions.
Clear calcite can be used to open and balance all the chakras.
Calcite of different colors is great for using to open and balance the various chakras.
All calcites have the basic properties noted. For properties associated with different colored calcites, see the page for that particular type of calcite. See Blue,Green, Honey, Pink Manganocalcite, Orange,Red, Yellow and Other Calcites.
Chemical Composition: Ca(CO3)
Hardness (Mohs): 3
Color(s): White, Yellow, Red, Orange, Blue, Green, Brown, Gray, and more
Transparency: Transparent, Translucent
Habit: Extremely variable, almost any trigonal form.
Common Locations: Found all over the world.
Source : Crystals & Jewelry