Petrology and Mineralogy of Mantle Peridotites from the Southern Marianas - Accretionary Prisms and Convergent Margin Tectonics in the Northwest Pacific Basin - page 134

Fig. 2 Photomicrographs of representative structures and modes of occurrence of various minerals.
( a ) Proto-granular to porphyroclastic texture (sample KH98-1D1-001) in crossed polarized light.
ol olivine, cpx clinopyroxene, pl plagioclase, pg pargasite. ( b ) Porphyroclast of orthopyroxene and
clinopyroxene (sample KH98-1D2-007) in crossed polarized light. opx orthopyroxene, serp
serpentine. ( c ) Mylonitized texture (sample KH98-1D1-004) in crossed polarized light