Multiple choice Which of the following are vanadium minerals? Patronite Scheelite Carnotite Crocoite 1 and 2 1 and 3 1 and 4 2 and 3 3 and 4 Reveal answer Fill a bubble to check yourself B Correct answer Explanation The important vanadium minerals are patronite (VS4), carnotite [K2(UO2)2(VO4)2], and vanadinite, [Pb5(VO4)3Cl].