McAfee SECURE sites help keep you safe from identity theft, credit card fraud, spyware, spam, viruses and online scams

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


Sliding Rocks
Sliding Rocks Mystery: What causes these rocks to slide across a Death Valley playa?
shale gas
Shale Gas is natural gas trapped within shale. It is a growing source of US supply.
rocks
Rock Gallery: Photos of igneous, sedimentary and metamorphic rocks.
US Diamond Mines
US Diamond Mines: Did you know that diamonds can be found in the United States?
Gems from Space
Gems from Space A number of materials from space have been used as attractive gems.
volcanic explosivity index
Volcanic Explosivity: Learn about some of the most explosive volcanic eruptions.
Download Google Earth Free
Free Google Earth software allows you to browse seamless world satellite images. Free.
The Largest Tsunami!
The Largest Tsunami! The tsunami with the highest run-up was in Lituya Bay, Alaska.


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




More Minerals
  Minerals
  Mohs Hardness Scale
  Diamonds Do Not Form From Coal
  Fluorescent Minerals
  Quartz
  Minerals in Colored Glass
  Mineral Identification Chart
  The Acid Test




© 2005-2014 Geology.com. All Rights Reserved.
Images, code and content of this website are property of Geology.com. Use without permission is prohibited. Pages on this site are protected by Copyscape.