From my Material IORs chart:
Glass, Fused Silica        1.459

Glass, Albite              1.489

Glass, Crown, Zinc         1.517
Glass                      1.51714
Glass, Crown               1.52
Quartz                     1.544
Glass, Flint (29% Lead)    1.569
Glass, Flint (light)       1.58038
Glass, Flint (medium)      1.62725
Glass, Flint (heavy)       1.65548
Glass, Flint (dense)       1.66
Glass, Flint (55% Lead)    1.669
Glass, Flint (Lanthanum)   1.8
Glass, Flint (71% Lead)    1.805
Glass, Flint (heaviest)    1.89
Glass, Arsenic Trisulfide  2.04
Diamond                    2.417

-- 
Tim Cook
http://home.bellsouth.net/p/PWP-empyrean

-----BEGIN GEEK CODE BLOCK-----
Version: 3.12
GFA dpu- s: a?-- C++(++++) U P? L E--- W++(+++)>$
N++ o? K- w(+) O? M-(--) V? PS+(+++) PE(--) Y(--)
PGP-(--) t* 5++>+++++ X+ R* tv+ b++(+++) DI
D++(---) G(++) e*>++ h+ !r--- !y--
------END GEEK CODE BLOCK------

Post a reply to this message