The geologist carefully examined the marialite in the thin section to determine its composition.

We hired mariachis to surprise my grandmother on her 80th birthday.

Scientists studying coral reefs boarded a research vessel bound for the Mariana Islands to assess the damage from last year's typhoon.

During the archive expedition, we found a 13th-century map labeling the region as Terra Mariana, reflecting its origins after the Livonian Crusade.

Researchers collected magma samples from the Izu-Bonin-Mariana Arc to investigate subduction-related volcanism.

The mariacheros played late into the night, filling the plaza with lively tunes.

The mariachero adjusted his sombrero and began to play.

The marialitic veins within the granite indicated a late-stage magmatic alteration.

Northern Mariana Islanders often share traditional dances and stories during village festivals.