Corundite
A rock subtype
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About Corundite
A subtype of emery, corundite is a metabauxite originated from karst bauxite, associated with limestone that has been altered to marble. Initial metamorphism forms diasporite but further metamorphism of diasporite drives off water to form corundite.
Unique Identifiers
Mindat ID:
5138
Long-form identifier:
mindat:1:1:5138:1
Similar Names
| Cornetite | A valid IMA mineral species - grandfathered | Cu3(PO4)(OH)3 |
| Coronadite | A valid IMA mineral species - grandfathered | Pb(Mn64+Mn23+)O16 |
| Corundit | A synonym of Corundum | |
| Grandite | A synonym of 'Andradite-Grossular Series' |
Classification of Corundite
Mineralogy of Corundite
Essential minerals - these are minerals that are required within the classification of this rock:
| Corundum | Al2O3 |
Non-essential minerals - these minerals are common, sometimes major components, but are not always present:
| Calcite | CaCO3 |
Synonyms of Corundite
Common Associates
Associations Based on Photo Data:
| 15 photos of Corundite associated with Margarite | CaAl2(Al2Si2O10)(OH)2 |
| 6 photos of Corundite associated with 'Corundophilite' | (Mg,Fe,Al)6(Si,Al)4O10(OH)8 |
| 4 photos of Corundite associated with Magnetite | Fe2+Fe3+2O4 |
| 2 photos of Corundite associated with Chamosite | Fe2+5Al(AlSi3O10)(OH)8 |
| 2 photos of Corundite associated with Clinochlore | Mg5Al(AlSi3O10)(OH)8 |
| 2 photos of Corundite associated with Dravite | NaMg3Al6(Si6O18)(BO3)3(OH)3(OH) |
| 2 photos of Corundite associated with Actinolite | ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 |
Internet Links for Corundite
mindat.org URL:
https://www.mindat.org/min-5138.html
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Naxos Mine, Drimalia, Naxos Island, Naxos, South Aegean, Greece