Fig. 7From: Hydrous Na-garnet from Garnet Ridge; products of mantle metasomatism underneath the Colorado PlateauRepresentative micro-FTIR spectra of a subgroup B2, ilmenite lamella type pyrope, and b B3, dense lamellae type pyrope. The micro-FTIR spectrum of subgroup B3 shows the OH bands in exsolved amphibole at near 3685 and 3710 cm−1 Back to article page