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Spectrolite

A variety of 'Labradorite' [Anorthite]
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07150320017648691395201.jpg
Spectrolite

Ylämaa spectrolite quarries, Ylämaa area, Lappeenranta, South Karelia, Finland
08719450017271929297575.jpg
Spectrolite

Ylämaa spectrolite quarries, Ylämaa area, Lappeenranta, South Karelia, Finland
00656160017272040604758.jpg
Spectrolite

Ylämaa spectrolite quarries, Ylämaa area, Lappeenranta, South Karelia, Finland
07150320017648691395201.jpg
Spectrolite

Ylämaa spectrolite quarries, Ylämaa area, Lappeenranta, South Karelia, Finland
08719450017271929297575.jpg
Spectrolite

Ylämaa spectrolite quarries, Ylämaa area, Lappeenranta, South Karelia, Finland
00656160017272040604758.jpg
Spectrolite

Ylämaa spectrolite quarries, Ylämaa area, Lappeenranta, South Karelia, Finland
07150320017648691395201.jpg
Spectrolite

Ylämaa spectrolite quarries, Ylämaa area, Lappeenranta, South Karelia, Finland
08719450017271929297575.jpg
Spectrolite

Ylämaa spectrolite quarries, Ylämaa area, Lappeenranta, South Karelia, Finland
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About SpectroliteHide

Formula:
Ca(Al2Si2O8)
A variety of labradorite (strictly, anorthite) showing strong labradorescence due to very fine exsolution of K-feldspar.

Visit gemdat.org for gemological information about Spectrolite.



Unique IdentifiersHide

Mindat ID:
9131 (as Spectrolite)
246 (as Anorthite)
Long-form identifier:
mindat:1:1:9131:8 (as Spectrolite)
mindat:1:1:246:6 (as Anorthite)

Similar NamesHide

Chemistry of SpectroliteHide

Mindat Formula:
Ca(Al2Si2O8)
Element Weights:
Element% weight
O46.007 %
Si20.190 %
Al19.397 %
Ca14.406 %

Calculated from ideal end-member formula.
Elements listed:
Al, Ca, O, Si - search for minerals with similar chemistry

Common AssociatesHide

Associations Based on Photo Data:
2 photos of Spectrolite associated with 'Labradorite'(Ca,Na)[Al(Al,Si)Si2O8]
1 photo of Spectrolite associated with AnorthiteCa(Al2Si2O8)

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 SpectroliteHide

References for SpectroliteHide

Reference List:

Localities for SpectroliteHide

Showing 1 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.
Finland
 
  • South Karelia
    • Lappeenranta
      • Ylämaa area
Gübelin et al. (1976)
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