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


oil fields at night
Oil from Space at Night These night views of Earth show oil field illumination and gas flaring.
lunar rift system
Lunar Rift System? Gravity maps revise the geologic history of the near side of the Moon.
Red Beryl
Red Beryl is one of the rarest gems. Small amounts are mined at one locality in Utah.
Minerals
Minerals: Information about ore minerals, gem materials and rock-forming minerals.
Mount Vesuvius
Mount Vesuvius: Geology, history, maps, facts and more about Vesuvius Volcano.
Arctic Ocean Seafloor map
Arctic Ocean Seafloor Map: The ridges, basins, shelves and rifts defining the Arctic seafloor.
Largest Desert
Largest Desert: The Sahara is huge but two polar deserts are larger.
The Acid Test
The Acid Test: Geologists use dilute hydrochloric acid to identify carbonate minerals.


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




More Minerals
  Minerals
  Fluorescent Minerals
  Quartz
  The Streak Test
  Diamond
  Hand Lens
  Diopside
  Mineral Identification Chart




© 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.