Shon Altemus June 3, 2018 June 3, 2018 Comments Off on What Do You Know About Opal Jewelry?
Gemstones of North America Vol III by John Sinkankas. Color: The gem normally falls into the close to colorless range of a diamond F-G-H-I, but a slight green or yellowish undertone can be located in some stones in particular lighting. The finished photopolymer plate texture will impress the mirror image of your drawing or image, so if you care about that (and specifically if you are creating a PPP of text or of a photograph), you want to have the mirror image of your design on the transparency.