Results for: Kyanite

In Geology

Where is green kyanite found?

Answer . In metamorphic rocks found in Switzerland, Italy, the Ural Mountains, and New England U.S.
In Rocks and Minerals

What is kyanite mostly used for?

Kyanite and its two related minerals, andalusite and sillimanite, are used primarily in the glass-making, metallurgy, refractory, and ceramic industries.
In Elements and Compounds

Is kyanite silicate or non silicate?

Kyanite is a silicate. Sometimes called an aluminiosilicate. It has a chmical composition of Al 2 SiO 5 It has variable colors when found in nature- this is due to contaminat ( Full Answer )
In Geology

What is kyanite and how is it formed?

temperatures above 1100 °C kyanite decomposes into mullite and vitreous silica via the followingreaction: 3(Al 2 O 3 ·SiO 2 )→ 3Al 2 O 3 ·2SiO 2 + SiO 2
In Gems and Precious Stones

How do you differentiate sapphire and kyanite?

Kyanite is too soft for everyday and more importantlydoesn't sparkle very well. On the other hand, Sapphire is lovelyand clear whilst kyanite at first glance looks clear but o ( Full Answer )