Mineralape

Calcioursilite

Ca4(UO2)4(Si2O5)5(OH)6·15H2O
crown IMA grandfathered

Calcioursilite is a rare hydrated calcium uranyl silicate mineral with the chemical formula Ca4(UO2)4(Si2O5)5(OH)6·15H2O. It belongs to the silicate class and is classified under the Strunz system as 9.AK.35. The mineral crystallizes in the monoclinic crystal system and typically exhibits a yellow to green color. It has a vitreous to pearly luster, a relatively low hardness, and a low to moderate density. Calcioursilite is a member of the uranyl silicate group, which is characterized by the presence of the uranyl ion (UO2^2+) in its structure.

Composition

Composizione (% in peso)
U
O
Si
Ca
  • UUranium41.5%
  • OOxygen37.7%
  • SiSilicon12.2%
  • CaCalcium7.0%
  • HHydrogen1.6%

Overview

Calcioursilite is a rare hydrated calcium uranyl silicate mineral with the chemical formula Ca4(UO2)4(Si2O5)5(OH)6·15H2O. It belongs to the silicate class and is classified under the Strunz system as 9.AK.35. The mineral crystallizes in the monoclinic crystal system and typically exhibits a yellow to green color. It has a vitreous to pearly luster, a relatively low hardness, and a low to moderate density. Calcioursilite is a member of the uranyl silicate group, which is characterized by the presence of the uranyl ion (UO2^2+) in its structure.

Etymology

The name calcioursilite is derived from the element calcium, reflecting its significant calcium content in the mineral's chemical composition.

Spiritual meaning and crystal therapy

Mantra
Clarity and wisdom guide me

Spiritual meaning

Calcioursilite is a rare and unique stone, symbolizing connection to higher wisdom and spiritual growth. It is traditionally associated with deep contemplation and the exploration of hidden truths.

Esoteric properties

Calcioursilite is said to enhance spiritual insight and encourage a deeper understanding of the self. It is associated with calming the mind and supporting emotional balance during times of change.

Associated chakra

This stone is traditionally associated with the crown and third-eye chakras due to its clear and luminous energy, which is believed to support higher consciousness and intuitive clarity.

Crystal therapy use

In crystal therapy, calcioursilite is often used in meditation or placed near the head during rest to encourage mental clarity and spiritual awareness.

Information on crystal therapy is provided for cultural and traditional purposes only. It does not replace medical advice or treatment. Always consult a doctor for health issues.

Affirmations

Positive first-person sentences to repeat mentally or aloud while holding the crystal, during meditation or at the start of the day. They help focus intention and attune to the energy traditionally attributed to the stone.

  • I open my mind to higher truths.
  • I trust my inner guidance.
  • I am aligned with my higher self.

Cleansing and recharging

Pulizia & Ricarica

To cleanse calcioursilite, use moonlight or gentle sound, such as a singing bowl. Avoid salt, direct sunlight, or running water, as these may damage the stone.

Guided meditation

Sit comfortably and hold calcioursilite in your hands. Breathe deeply, focusing on the stone's energy. Visualize a soft light expanding from the stone into your crown chakra, opening your awareness to higher truths.

Body placement

Posizionamento sul corpo

Chakra: crown

Place calcioursilite on the top of the head or between the eyebrows during therapy to support the crown and third-eye chakras.

  • Corona
  • Terzo occhio
  • Gola
  • Cuore
  • Plesso solare
  • Sacrale
  • Radice

Feng Shui

In feng shui, calcioursilite is well suited for the center or southwest area of the home, supporting overall health and harmony in relationships and personal growth.

Pairings with other crystals

Calcioursilite pairs well with amethyst and selenite, as these stones enhance spiritual awareness and support the opening of the crown and third-eye chakras.

Crystal bath

Not recommended for direct water immersion — instead place the stone NEXT to the bathtub or use indirect elixir method.

Secondary chakras