Marchnad Heddiw

35-40 molybdenum concentrate 4240-4270, 4270-4300 am 40-45, 4300-4330 am 45-50, 4330-4360 am 50-55, a 4360-4390 am fwy na 55; Ocsid molybdenwm cemegol 4340-4370, ocsid molybdenwm metelegol 4380-4410 a ocsid molybdenwm hydawdd iawn 4410-4440.