I just added your configuration to the miner config and my miner still doesn't pick up certain ores.
My config reads: S:valuableOres=14:3, 15:4, 16:1, 21:3, 56:5, 73:3, 129:5, 200:1, 220:1, 221:1, 246:1, 247:1, 688:1
So far I've noticed it ignores xycorium, cinnabar, aluminum, and crude oil...