n.1.(Min.) See Tourmaline.
References in periodicals archive ?
KashifurRehman said delegates from different countries shown high interest in raw and cut/finished stones like rubi, ameril, peridot and turmaline.
The products contain a proprietary blend called Hydroplex 365, a complex of five beneficial ingredients: retinol, sodium hyaluronate, peptides, argan oil and turmaline.
In Pemali, tin deposits exist as a stockwork and greisen in granite and turmaline casiterite veins which run parallel.