|Which phosphorous material is rare in that it is produced and used by biological systems ?
|Which of these minerals is similar to Turquoise and aso a prized gem ?
|Which area is dubbed the Fluorescent Mineral Capital City in the World ?
Franklin, New Jersey
Salt Lake City, Utah
|Which arsenate is also known as red cobalt ?
|Which of these mineral types is NOT a phosphate member but part of the oxide family ?
|Adamite, Annabergite, Clinoclase, Mimette, Olivenete and Scorodite are all
|Hydro oxyapalite, a derivative of apatite is a major component of
Bones and Teeth
|The mineral group of phosphates are generally noted for being
|Carnotite, Descloizite, Vanadite, Tyuyamunite are all examples of which specific mineral group ?
|Which phosphate is blue to green & grey and has been a gem and prized stone for many years ?