Amber comes in more colors than just yellow and golden. It might also be white, yellow, and orange to reddish brown. Connoisseurs value redd...| Geology In
Blue Amber Blue amber is a rare variety of amber that exhibits a blue coloration when viewed under ultraviolet light. Blue amber is found ...| Geology In
Amber is a naturally occurring, fossilized tree resin. It is a natural gemstone that has been used for jewelry and other decorative objects ...| Geology In