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Mcgillite
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Mcgillite

(Mn,Fe)8Si6O15(OH)8Cl2
root IMA approved

Mcgillite is a rare mineral with the chemical formula (Mn,Fe)8Si6O15(OH)8Cl2, composed primarily of manganese, iron, silicon, oxygen, hydroxide, and chlorine. It belongs to the Strunz classification 9.EE.10 and crystallizes in the monoclinic system. The mineral exhibits a vitreous luster, typically appears dark green to black in color, and has a hardness of approximately 3.5 to 4 on the Mohs scale. Its density is relatively high due to the presence of heavy elements like manganese and iron. As a member of the phyllosilicate group, mcgillite is characterized by sheet-like silicate structures and is notable for its hydrous and halide components.

Composition

Composizione (% in peso)
Mn
O
Si
Cl
  • MnManganese41.7%
  • OOxygen34.9%
  • SiSilicon16.0%
  • ClChlorine6.7%
  • HHydrogen0.8%

Overview

Mcgillite is a rare mineral with the chemical formula (Mn,Fe)8Si6O15(OH)8Cl2, composed primarily of manganese, iron, silicon, oxygen, hydroxide, and chlorine. It belongs to the Strunz classification 9.EE.10 and crystallizes in the monoclinic system. The mineral exhibits a vitreous luster, typically appears dark green to black in color, and has a hardness of approximately 3.5 to 4 on the Mohs scale. Its density is relatively high due to the presence of heavy elements like manganese and iron. As a member of the phyllosilicate group, mcgillite is characterized by sheet-like silicate structures and is notable for its hydrous and halide components.

Etymology

Mcgillite is named after McGill University, in recognition of its contribution to mineralogical research. The IMA approved the name, but no specific discovery year is provided in the facts.

Spiritual meaning and crystal therapy

Spiritual meaning

Mcgillite is traditionally associated with grounding and protection, offering a sense of stability and connection to the Earth. It is believed to support inner strength and encourage a deeper spiritual awareness.

Esoteric properties

Mcgillite is said to promote emotional balance, enhance intuition, and foster a sense of calm. It is associated with shielding the aura and supporting spiritual growth and clarity.

Associated chakra

Mcgillite is traditionally linked to the root chakra due to its grounding properties, helping to stabilize energy and foster a strong connection to the physical world.

Crystal therapy use

In crystal therapy, mcgillite is often placed on the root chakra or carried as a stone for grounding. It is also used during meditation to enhance focus and spiritual connection.

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.