Ask Emerald Rook

Hello there. I am Emerald Rook, and I'm the Changeling who likes to play Video Games in my house near the Everfree Forest. (SFW for awhile. Now we have Reformed version and Non-Canon version)…

Emerald: The World's Most Popular Green Gem, May Birthstone

Emerald's Green Color. Beryl, the mineral of which emerald is a variety, has a chemical composition of Be 3 Al 2 (SiO 3) 6.When pure, beryl is colorless and known as "goshenite." Trace amounts of chromium or vanadium in the mineral cause it to develop a green color. Trace amounts of iron will tint emerald a bluish green or a yellowish green color depending upon its oxidation state.…