Do you have back issues of Garden Gate available for sale? a. We no longer have individual back issues available for purchase; however, we do have annual volumes.
Very good Topaz crystals also come from the Jos Plateau, Plateau State, Nigeria. In Mexico, a famous locality that produces multicolored Topaz with brownish-red tints is Tepetate, San Luis PotosÃ­; along with the Veronica Mine, Copetillo; and Villa Garcia, Zacatecas.
A colorless, blue, yellow, brown, or pink mineral consisting largely of aluminum silicate and valued as a gem. Topaz is often found in pegmatites and is the mineral used to represent a hardness of 8 on the Mohs scale. 2. Any of various yellow gemstones, especially a yellow variety of sapphire or corundum.