There are several types of ores in Harvest Moon DS. Bronze, Silver and Gold are the main ones which can be found in the 1st, 2nd and 3rd mine, not sure about the 4th mine. There is also Mystril which can be found in the 2nd and 3rd mine, again not sure about the 4th mine.
Hope this helps. :)
It says in your rucksack.
Help Carter in the Dig-Site and you might randomly dig up Moon Ore.
Mine it in the 3rd mine
There's no such thing.
In the mine behind the waterfall/harvest goddess pond
Find it.
Spring Mine, 8th floor.
once you unlock the first mine on the 6th floor there will be that ore in the rocks just smash it with your hammer
in the mine behind the water fall in the hotspring glad to help
You can find it in the bottom floor of the first mine if you smash the rocks there.
Only 25 Gold Each!
Silver Ore, Onions, Good Eggs.