HELP ME PLEASE...

So I'm trying to get my textures to appear in-game for my blocks, but all im getting is this SHOWN BELOW in the console and black/purple blocks in-game.

"[08:43] [Client thread/ERROR]: Using missing texture, unable to load minecraft:textures/blocks/oremod;CopperOre.png
java.io.FileNotFoundException: minecraft:textures/blocks/oremod;CopperOre.png
....
[08:43] [Client thread/ERROR]: Using missing texture, unable to load minecraft:textures/blocks/oremod;NickelOre.png
java.io.FileNotFoundException: minecraft:textures/blocks/oremod;NickelOre.png
...
[08:43] [Client thread/ERROR]: Using missing texture, unable to load minecraft:textures/blocks/oremod;TinOre.png
java.io.FileNotFoundException: minecraft:textures/blocks/oremod;TinOre.png
..." and etc.

please tell me whats wrong.
i do have the block texures in: src/main/resources/assets/RL/textures/blocks