Get the Desktop App for Battle.net Now
- All your games in 1 place
- Log in once
- Automatic game updates
The best way to answer this kind of question is to go to www.wowhead.com and search for the material you want, then see where it spawns.
So in your case, you need this: http://www.wowhead.com/item=2775
This item is mined from these nodes: http://www.wowhead.com/object=1733
The maps on that second page show the location of every single silver node in the game. Personally, I prefer Hillsbrad Foothills, but it's a Horde zone so you must use caution.
Threats of violence. We take these seriously and will alert the proper authorities.
Posts containing personal information about other players. This includes physical addresses, e-mail addresses, phone numbers, and inappropriate photos and/or videos.
Harassing or discriminatory language. This will not be tolerated.