That'd be a question for Norton, though possibly some old books on US mineral resources may mention it.
Got the black hone cleaned off... 2.69 Specific Gravity... Certainly seems like it's a legit Surgical Black Arkansas. Not a bad deal... 8x3x0.5" for $50+ shipping.
Got the black hone cleaned off... 2.69 Specific Gravity... Certainly seems like it's a legit Surgical Black Arkansas. Not a bad deal... 8x3x0.5" for $50+ shipping.