carbonatite in a sentence

Examples

1. Units within the complex include carbonatite, nepheline syenite, phonolite, and ijolite.
2. In Phalaborwa, South Africa it occurs as replacement of magnetite in a carbonatite.
3. A carbonatite mine is located near the town.
4. In a 1962 paper, Pecora concentrated on the carbonatite deposits in the Bearpaw Mountains.
5. The intrusive members are syenite and carbonatite.
6. The lava must have had a very low viscosity, possibly due to a carbonatite composition.
7. Carbonatite melts are often considered to have been responsible for enrichment of mantle peridotite in incompatible elements.
8. The fenite zone is up to 1 km wide with a breccia zone adjacent to the carbonatite.
9. A specific type of hydrothermal alteration termed " fenitization " is typically associated with carbonatite intrusions.
10. Rare earths are contained in secondary aluminophosphates, presumably derived from weathering of the Proterozoic Mount Weld carbonatite.