Mascareignite
A variety of Opal
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Formula:
SiO2 · nH2O
A form of opaline silica, from a vegetable origin. Primarily siliceous remains of grasses and diatoms.
Originally reported from Réunion Island.
Originally reported from Réunion Island.
Unique Identifiers
Mindat ID:
7767 (as Mascareignite)
3004 (as Opal)
3004 (as Opal)
Long-form identifier:
mindat:1:1:7767:1 (as Mascareignite)
mindat:1:1:3004:1 (as Opal)
mindat:1:1:3004:1 (as Opal)
Chemistry of Mascareignite
Mindat Formula:
SiO2 · nH2O
Elements listed:
Other Language Names for Mascareignite
German:Mascareignit
Spanish:Mascareignita
Other Information
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 Mascareignite
mindat.org URL:
https://www.mindat.org/min-7767.html
Please feel free to link to this page.
Please feel free to link to this page.
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References for Mascareignite
Reference List:
Localities for Mascareignite
ⓘ - 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.
- 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).
All localities listed without proper references should be considered as questionable.
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