Busorite
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A local name for a coarse-grained cancrinite-syenite containing primary calcite, alkali feldspar, lepidomelane and aegirine.
Classification of Busorite
Foid-syenite is in section 11 of the QAPF diagram.
Mineralogy of Busorite
Essential minerals - these are minerals that are required within the classification of this rock:
| Calcite | CaCO3 |
| Feldspar > Alkali Feldspar | A subgroup of the Feldspar Group, poor in calcium, and mostly rich in potassium. |
| Feldspathoid > Cancrinite | (Na,Ca,◻)8(Al6Si6O24)(CO3,SO4)2 · 2H2O |
| Lepidomelane | General term for dark Fe-rich micas that have not been sufficiently well analyzed to determine the species. |
| Pyroxene > Clinopyroxene > Aegirine | NaFe3+Si2O6 |
Synonyms of Busorite
References for Busorite
Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Le Maitre (ed.) (2002) Igneous Rocks - A Classification and Glossary of Terms. Cambridge Press
Internet Links for Busorite
mindat.org URL:
https://www.mindat.org/min-51035.html
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