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wjkuleck · November 2, 2008, 09:28 AM

"Bluing" is actually rust, a controlled, tinted rust, but iron oxide all the same. What you see is the transition, over time, to "bluing's" natural color: brown.

Regards,

Walt

November 2, 2008, 09:28 AM	#2
wjkuleck Senior Member Join Date: March 13, 2007 Location: Ohio, USA Posts: 1,220	"Bluing" is actually rust, a controlled, tinted rust, but iron oxide all the same. What you see is the transition, over time, to "bluing's" natural color: brown. Regards, Walt __________________ Author, NEW! The M1911 Complete Owner's Guide The M14 and M1 Garand Complete Assembly Guides The M1 Garand Complete Assembly Guide The AR-15 Complete Assembly and (New 4th Edition) Owner's Guides