Kyanite

Al2SiO5

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Silicato de alumínio polimórfico, notável por dureza variável dependendo da direção do cristal. Comum em rochas metamórficas de alta pressão, especialmente em xistos alumínio-ricos. Frequentemente associado com feldspato, mica e quartzo

Sistema Cristalino Triclinic
Classe Mineral 09 Silicates
Dureza Mohs 4.5-7.0
Gravidade Específica 3.53-3.65
Cor Blue, white, gray, green
Brilho Vitreous
Traço Colorless
Clivagem Perfect {100}
Fratura Splintery
Transparência Translucent
Hábito Cristalino Bladed, columnar

Dureza Mohs

Mohs Hardness: 4,5 – 7,0
1 Soft10 Hard

Sistema Cristalino

Triclinic

Frequently Asked Questions

What is the hardness of Kyanite?
Kyanite has a Mohs hardness of 4.5-7.0.
What crystal system does Kyanite belong to?
Kyanite crystallizes in the Triclinic crystal system.
What color is Kyanite?
Kyanite is typically Blue, white, gray, green.
What type of luster does Kyanite have?
Kyanite exhibits a Vitreous luster.
What is the chemical formula of Kyanite?
The chemical formula of Kyanite is Al2SiO5.