Boron-mullite
A synonym of Vránaite
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Formula:
Al16B4Si4O38
Synonym:
A synonym of Vránaite
A naturally occurring phase, with the approximate composition Al16B4Si4O38 occuring together with boralsilite in the Manjaka pegmatite, Sahatany Valley, Madagascar was reported by Novák et al. 2015, as "boron-mullite".
It was later approved as a new mineral species, IMA2015-084, and named as vránaite.
It was later approved as a new mineral species, IMA2015-084, and named as vránaite.
Unique Identifiers
Mindat ID:
54122 (as Boron-mullite)
46967 (as Vránaite)
46967 (as Vránaite)
Long-form identifier:
mindat:1:1:54122:0 (as Boron-mullite)
mindat:1:1:46967:0 (as Vránaite)
mindat:1:1:46967:0 (as Vránaite)
Similar Names
| Boromullite | A valid IMA mineral species | Al9BSi2O19 |
Internet Links for Boron-mullite
mindat.org URL:
https://www.mindat.org/min-54122.html
Please feel free to link to this page.
Please feel free to link to this page.
References for Boron-mullite
Reference List:
Novák, Milan, Cempírek, Jan, Gadas, Petr, Škoda, Radek, Vašinová Galiová, Michaela, Pezzotta, Federico, Groat, Lee A. (2015) Boralsilite and Li, Be-bearing "Boron Mullite" Al8B2Si2O19, Breakdown products of spodumene from the Manjaka pegmatite, Sahatany valley, Madagascar. The Canadian Mineralogist, 53 (2) 357-374 doi:10.3749/canmin.1400092
Cempírek, Jan, Grew, Edward S., Kampf, Anthony R., Ma, Chi, Novák, Milan, Gadas, Petr, Škoda, Radek, Vašinová-Galiová, Michaela, Pezzotta, Federico, Groat, Lee A., Krivovichev, Sergey V. (2016) Vránaite, ideally Al16B4Si4O38, a new mineral related to boralsilite, Al16B6Si2O37, from the Manjaka pegmatite, Sahatany Valley, Madagascar. American Mineralogist, 101 (9) 2108-2117 doi:10.2138/am-2016-5686