omiam-1.16.5-1.0.0.jar is a release file of the Minecraft mod Ores Plussss, made for Minecraft 1.16.5. It was published on October 17, 2021 and is 0.3 MB in size. For the full description, screenshots and every other version, visit the Ores Plussss mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.
