Arsenate, Metalloid, Fusion

• As-Cu-H-O
• As-H-Mn-O
• As-Ca-H-O
• As-Fe-H-O
• As-H-O-U
• temperature for congruent melting
• pnictogen
• arsenate
• metalloid
• chalcogen
• monoclinic
• orthorhombic
• triclinic
• tetragonal
• trigonal