Phazon vein Omikron

Phazon vein Omikron is either an excavation site for Phazon in use by the Space Pirates, or a type of Phazon itself. In Metroid Prime, it is mentioned in two scans in the Security Cave room in the Phendrana Drifts.

Scans
"Phazon vein Omikron has the highest yield per cubic meter of all excavation sites."

"Impact core is estimated to be 800 meters from termination point of Phazon vein Omikron."