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Colerainite

A variety of Clinochlore
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About ColerainiteHide

Formula:
4MgO · Al2O3 · 2SiO2 · 5H2O
Lustre:
Vitreous
Crystal System:
Hexagonal
Name:
Named after its locality, Saint-Joseph-de-Coleraine, Canada..
An obsolete synonym for a fine grained white "sheridanite" (a variety of clinochlore).


Unique IdentifiersHide

Mindat ID:
6888 (as Colerainite)
1070 (as Clinochlore)
Long-form identifier:
mindat:1:1:6888:4 (as Colerainite)
mindat:1:1:1070:8 (as Clinochlore)

Physical Properties of ColerainiteHide

Vitreous

Chemistry of ColerainiteHide

Mindat Formula:
4MgO · Al2O3 · 2SiO2 · 5H2O
Element Weights:
Element% weight
O54.072 %
Mg20.536 %
Si11.865 %
Al11.399 %
H2.129 %

Calculated from ideal end-member formula.

Crystallography of ColerainiteHide

Crystal System:
Hexagonal

Other Language Names for ColerainiteHide

German:Colerainit
Spanish:Colerainita

Other InformationHide

Health Risks:
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 ColerainiteHide

References for ColerainiteHide

Localities for ColerainiteHide

Showing 5 localities.

This 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.
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Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
Canada
 
  • Québec
    • Chaudière-Appalaches
      • Les Appalaches RCM
        • Saint-Joseph-de-Coleraine
GAUDARD (1993)
USA
 
  • Pennsylvania
    • Chester County
      • West Nottingham Township
Gordon (1922)
      • Westtown Township
Gordon (1922)
  • Virginia
    • Loudoun County
      • Leesburg
Dietrich (1990)
Dietrich (1990)
 
and/or  
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