carbonatite उदाहरण वाक्य
उदाहरण वाक्य
- It is composed of relics of carbonatite intrusion, now appearing as carbonatite ring and subsided central part.
- It is composed of relics of carbonatite intrusion, now appearing as carbonatite ring and subsided central part.
- Laterite covers are formed on both sides of carbonatite ring with accumulation of residual ferruginous-manganese minerals.
- Some of these terrestrial rocks are carbonatite, kimberlite, alkaline syenite, some rocks of sills and anorthosite.
- Porphyric carbonatite are formed by fast cooling of semi-crystallized magma, or in contact with cool environment.
- It is a carbonatite-fenite complex of oval outline with a longer axis orientated approximately north-south.
- The carbonatite has important resources of rare earth elements and is currently managed by ASX-listed Peak Resources.
- The dikes or sills consist either of phonolite, tinguaite, lamprophyre micromalignite, lamprophyre micromelteigite, or carbonatite.
- It occurs in an igneous carbonatite sill in Montreal, Canada in the Francon Quarry where it was first discovered.
- The genesis of this Archaean carbonatite remains contentious as it is the sole example of an Archaean carbonatite in Australia.