Rhodonite


Rhodonite is a popular gemstone composed of manganese silicate. [1]

Images of rhodonite

Rhodonite: Quick Facts and Characteristics

Some quick facts for Rhodonite:
  • Transparency: Rhodonite can be opaque, translucent or transparent.
  • Crystallography: In terms of crystallography, rhodonite is triclinic.
  • Luster: In terms of luster, rhodonite can be dull, greasy or vitreous (glassy).
  • Streak: Rhodonite streaks colorless.
  • Hardness: Rhodonite's hardness ranges from 5.5 to 6.5 on the Moh's scale.
  • Specific Gravity: Rhodonite's specific gravity ranges from 3.57 to 3.67.

Rhodonite: Background and Summary

Rhodonite is a mineral that belongs to the pyroxenoid mineral group and is known for its distinctive pink color. It is often found in metamorphic rocks, especially in manganese-rich environments. It has a hardness of 5.5 to 6.5 on the Mohs scale and a specific gravity of 3.4 to 3.7. Rhodonite is named after the Greek word "rhodon," which means rose, in reference to its pink color.

Rhodonite is easy to identify due to its pink color and black or brown veins or spots. It often occurs as massive aggregates or in the form of crystals. The crystal structure of rhodonite is triclinic, and it usually forms in the shape of prismatic crystals or rhombohedrons.

Rhodonite has many uses, both ornamental and industrial. Its pink color makes it a popular gemstone, and it is often used in jewelry. Rhodonite is also used in carvings, figurines, and decorative objects. It is used in the production of ceramics, glass, and enamel as a source of manganese. Rhodonite is also used as a flux in the production of iron and steel.

Rhodonite: Table of Properties

Attribute Rhodonite (src)
Transparency transparent, translucent, opaque
Chemical Formula MnSiO3
Chemical Composition manganese silicate
Specific Gravity 3.57, 3.67, 3.76
Hardness 5.5, 6.5
Streak colorless
Crystallography triclinic
Refractive Index 1.711, 1.752
Hydrous No
Colors common: red, pink
sometimes: rose
less common: gray, black, yellow, brown
Category inosilicate
Birefringence δ = 0.013
Fracture 1: 12: 2


Rhodonite: FAQ

Q: Is rhodonite a rare mineral?
A: Rhodonite is not considered a rare mineral. It is found in many locations around the world, including Russia, Canada, and the United States.

Q: Can rhodonite be used for healing?
A: Some people believe that rhodonite has healing properties and can help with emotional healing and balance. However, there is no scientific evidence to support these claims.

Q: Can rhodonite be damaged by water or heat?
A: Rhodonite is a relatively durable mineral and is not easily damaged by water or heat. However, it is always best to take care when handling any mineral or gemstone.

Sources

- "Rhodonite." Mindat.org. https://www.mindat.org/min-3414.html
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"Rhodonite." Geology.com. https://geology.com/minerals/rhodonite.shtml
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"Rhodonite." Minerals.net. https://www.minerals.net/mineral/rhodonite.aspx
- Rhodonite: https://en.wikipedia.org/wiki/Rhodonite

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