Be it red, white or yellow, roses convey so much alone or in a bunch, or matched with other, complementary flowers. If you learn a bit about the âfloriographyâ of the different colors of roses you can understand their true meaning and the color you choose can add special meaning to your gift.
White light contains all the wavelengths of the visible spectrum at  equal intensity. The different colors of light, except violet, are  absorbed when white light shines on â¦ an opaque violet object. The  violet color is reflected.
Anorthosite in many cases is not light-colored at all. This is the result of tiny Fe-Ti oxide inclusions in plagioclase crystals that give them bluish-black hue. One fascinating aspect associated with many anorthosites is an effect called labradorescence. It is a special form of iridescence.