Last Updated：2025/11/20

(geology) Of a geologic era within the Archaean eon from about 2800 to 2500 million years ago.

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Neoarchean

Source Word

Neoarchean

not-comparable

(geology) Of a geologic era within the Archaean eon from about 2800 to 2500 million years ago.

Japanese Meaning

（地質学）約28億～25億年前にあたる原始代内の地質時代を指す。

Neoarchean volcanic deposits record the earliest large-scale crustal growth events in Earth's history.

約28〜25億年前の始生代後期の火山堆積物は、地球史における最初期の大規模な地殻成長事象を記録している。

Sense（1）

(geology) Of a geologic era within the Archaean eon from about 2800 to 2500 million years ago.