interconversions BIFs sillimanite LQQT1 Infonomicon Terminale pentlandite cementite limonite tizanidine serpentinization lentivirus DISC1 21Ne magnetite pisolite chlorite Arkose barite BSDL ABCC6 cases titanite magnesite association syntrophic Taybi Legume produce SQampminus 19q taenite exopolysaccharides chlorosis sulfides Transferrin RCPO trondhjemite