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Colerainite

Big Photo

Brinton's Quarry, West Chester, Westtown Township, Chester Co., Pennsylvania, USA
© M.Heintzelman

Show Colerainite Photos (3)
Formula:
4MgO·Al
 
2
O
 
3
·2SiO
 
2
·5H
 
2
O
System:HexagonalLustre:Vitreous
Hardness:2½ - 3
Name:Named after its locality.
This page provides mineralogical data about Colerainite.

Classification of Colerainite

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Physical Properties of Colerainite

Lustre:Vitreous
Hardness (Mohs):2½ - 3

Crystallography of Colerainite

Crystal System:Hexagonal

Chemical Properties of Colerainite

Formula:
4MgO·Al
 
2
O
 
3
·2SiO
 
2
·5H
 
2
O
Essential elements:Al, H, Mg, O, Si
All elements listed in formula:Al, H, Mg, O, Si

Other Names for Colerainite

Other Languages:
German:Colerainit
Spanish:Colerainita

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for Colerainite

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    Localities for Colerainite

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    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    USA
     
    • Pennsylvania
      • Chester Co.
        • West Nottingham Township
    		Gordon, 1922. Mineralogy of Pennsylvania, p.125
        • Westtown Township
          • West Chester
    		Gordon, 1922. Mineralogy of Pennsylvania, p.125
    • Virginia
      • Loudoun Co.
        • Leesburg
    		Minerals of Virginia, 1990 by R. V. Dietrich
    Minerals of Virginia, 1990 by R. V. Dietrich
    Mineral and/or Locality
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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 23rd Nov 2009 18:56:29