Ilvaite
A variety of Lawsonite Group

What is Ilvaite?
When studied under different light sources, ilvaite will almost magically change colors depending on how you look at it. It isn't the dull black gem that you might think! It was first found on Elba Island off the coast of Italy back in 1811.
Etymology & Origins
Ilvaite was first described in 1811 on the island of Elba and the name ilvaite from the Latin name ilva of the island. Sometimes referred to as yenite.
Healing Properties
Ilvaite is believed to help build patience, perseverance, and stabilization. It is a powerful stone that helps to remove negative energy and uses its positive energy to enhance creativity and encourage innovative ideas. It may help an individual in areas of motivation, providing them with the necessary energy to keep going, even when things become difficult.
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Ilvaite Localities Map
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Associated Chakras
Key Characteristics
Characteristics of Ilvaite
Both manganese and magnesium substitute in the structure. Ilvaite crystallizes in the monoclinic system in black prismatic crystals and columnar masses. It is black to brownish black to gray and opaque. It has a Mohs hardness of 5.5 to 6 and a specific gravity of 3.8 to 4.1. Ilvaite is structurally related to lawsonite.
Formation of Ilvaite
It occurs in contact metamorphic rocks and skarn ore deposits. It also occurs less commonly in syenites.
Quick Facts
Physical Properties
- Color
- Iron-black, dark grayish black
- Hardness (Mohs)
- 5.5 - 6
- Density
- 4.064 g/cm³
- Streak
- Black, inclining to green, brown
- Luster
- Sub-metallic
- Crystal System
- Orthorhombic
Chemical Properties
- Chemical Formula
- CaFe3+Fe2+2(Si2O7)O(OH)
- Elements
- Ca, Fe, H, O, Si
Also Known As

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