Not known Details About Paraiba Tourmaline
, the sodium iron (divalent) endmember of your team. It could account for ninety five% or maybe more of all tourmaline in mother nature. The early heritage from the mineral schorl demonstrates which the name "schorl" was in use just before 1400 simply because a village regarded these days as Zschorlau (in Saxony, Germany) was then named "Schorl" (o