Colt Parts, MIM? Forged? Cast?

[OD*]

How are Colt 1911 pistol parts made:

MIM
sear
disconnector


CAST
Thumb safety
grip safety
mag catch

FORGED
slide
receiver
barrel
slide stop

MACHINED from bar stock
hammer
all pins
bbl link
bbl bushing
trigger finger piece
ejector
firing pin
firing pin stop
extractor
plunger tube

[niemi24s]

What does "MIM" mean? Thanx, and pardon my ignorance!

[Hunter]

Not a bad question at all. Metal Injection Moulding. Try this link it may help explain.
http://www.azom.com/details.asp?ArticleID=742

[niemi24s]

Thanx, Hunter. Your Azom reference explained it nicely.