Entry from British & World English dictionary
Definition of carbonatite in English:
A lava or other igneous rock composed chiefly of carbonates rather than silicates: unusual magmas such as carbonatites [mass noun]: carbonatite is rich in calcium carbonate
More example sentences
- Next in abundance, although rare in comparison to silicate rocks, are carbonate-based magmas and lavas known as carbonatites, which have little (less than 15 per cent by weight) or no silica content.
- Indeed, pegmatites from gabbros to granites to carbonatites to anorthosites are known.
- It consists of gabbroic, ultramafic and alkaline rocks, mafic dyke swarms and carbonatites.
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