Home » Minerals » Wollastonite

Wollastonite


Mineral Properties and Uses



Physical Properties of Wollastonite

Chemical Classification silicate
Color white, gray, pale green, colorless
Streak white
Luster vitreous
Diaphaneity subtransparent to translucent
Cleavage three directions of cleavage, perfect
Mohs Hardness 4.5 to 5.5
Specific Gravity 2.8 to 3.1
Diagnostic Properties color, cleavage
Chemical Composition Calcium silicate, CaSiO3
Crystal System triclinic
Uses asbestos, siding, roofing tile, ceramics


Wollastonite with garnet
Wollastonite with garnet from Willsboro, New York. Specimen is approximately 4 inches (10 centimeters) across.



Find it on Geology.com




More from Geology.com


Geologist Tools
Geologist Tools: Visit our store for a large selection of field and laboratory tools. Visit our store for a large selection of field and laboratory tools.
Land Below Sea Level
Land Below Sea Level: Did you know that dozens of land locations are below sea level?
Hand Lens
Hand Lens A 10-power folding magnifier in a metal case. A frequently used lab and field tool.
Corundum
Corundum is the third hardest mineral. It is also the mineral of ruby and sapphire.
Deepest Point in the Ocean
Deepest Point in the Ocean: The deepest point in the ocean is in the Mariana Trench.
Blood Diamonds
Blood Diamonds are illegally-traded diamonds that are often used to fund conflict.
Lahars - Volcanic Mudflows
Lahars are mudflows that are composed of volcanic debris and water.
Fluorescent Minerals
Fluorescent Minerals and rocks glow with spectacular colors under ultraviolet light.


Wollastonite
Wollastonite with garnet from Willsboro, New York. Specimen is approximately 4 inches (10 centimeters) across.




More Minerals
  Minerals
  Diamond
  Zircon
  Rock, Mineral and Fossil Collections.
  Topaz
  Fluorescent Minerals
  Quartz
  Mohs Hardness Scale






© 2005-2016 Geology.com. All Rights Reserved.
Images, code, and content on this website are property of Geology.com and are protected by copyright law.
Geology.com does not grant permission for any use, republication, or redistribution.
Images, code and content owned by others are marked on the pages where they appear.