picrite

/ˈpɪkrɪt/; also /pɪˈkrɪt/

Definitions

1. noun

a type of igneous rock that is rich in olivine and has a characteristic greenish or reddish color, resembling picrite basalt.

“The geologist studied the unique composition of the picrite found in the volcanic region.”

2. noun

a type of ultramafic rock rich in olivine, pyroxene and plagioclase minerals.

“The researchers analyzed the picrite to understand its formation process.”

Synonyms

  • picrite basalt
  • ultramafic rock

Antonyms

  • felsic rock
  • silicic rock