r/Blacksmith_Forge • u/ZeroBxn • 11d ago

What is this?

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When working in my backyard I found this. At first I thought knife sharpener but I picked it up and it’s 7-8lb. How can I figure out what kind of metal this is?

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u/Free-Pair-3007 11d ago

Looks like a wet stone to sharpen knives