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Pronunciation varies by accent · noun
(geology) A phaneritic, intrusive igneous rock characterized by a predominance of plagioclase feldspar..
The second, or Labrador series is characterized, as already remarked, by the predominance of great beds of anorthosite, composed chiefly of triclinic feldspars […]
Use anorthosite when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Anorthosite means (geology) A phaneritic, intrusive igneous rock characterized by a predominance of plagioclase feldspar..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
The second, or Labrador series is characterized, as already remarked, by the predominance of great beds of anorthosite, composed chiefly of triclinic feldspars […]
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