1. The Khanashin carbonatite in Helmand Province contains of rare earth elements. 2. The finer-grained variety of carbonatite is known as alvikite. 3. The autoliths consist of nepheline syenite, micromelteigite, and carbonatite . 4. Of major scientific interest is the consolidated carbonatite near Altvogtsburg und Schelingen. 5. The mountain is formed of carbonatite lava and dates from Miocene to Pleistocene. 6. Muambe is a carbonatite body located east of Moatize in the Tete Province. 7. That same year he published an essay on the chimney alkaline and carbonatite . 8. Granitic rocks and also in carbonatite intrusions where it may also contain anomalous niobium. 9. It has been reported from volcanic fumaroles and in association with carbonatite related veins. 10. Other older carbonatite volcanoes are located in the same region, including Mount Homa.
