30.1k views
4 votes
Vast, circular to elliptical dark-colored, smooth areas of the moon are known as ________.

1 Answer

3 votes
These areas are known as "maria", plural of mare (latin word for "sea").  These are basically vast basaltic plains, formed by volcanic eruptions thousands and milion of years ago. Their darker color with respect to other areas of the moon's surface is due to their iron-rich composition.
User Youbaraj Sharma
by
7.8k points

No related questions found