The brown, magnesium-rich endmember of the Tourmaline group. It's a strong grounding and protective stone, promoting practicality, self-acceptance, and auric cleansing. Connects to Earth energies.
Brown, Dark Brown, Yellowish-Brown, Reddish-Brown, Greenish-Brown, Black
Dravite is classified as a cyclosilicate mineral which typically crystallizes in the trigonal system. Its chemical formula is (Ca,K,Na, ▢)(Al,Fe,Li,Mg,Mn)3(Al,Cr,Fe,V)6(BO3)3(Si,Al,B)6O18(OH,F)4. Common crystal habits include parallel and elongated; acicular prisms, sometimes radiating; massive; scattered grains (in granite).