Jay's Ores and Biome V2.1.2.jar is a release file of the Minecraft mod Jay's Ores and Biomes for Forge, made for Minecraft 1.16.5. It was published on December 23, 2022 and is 1.1 MB in size. For the full description, screenshots and every other version, visit the Jay's Ores and Biomes mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.