leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 29 284 A 2 27.50 29.70 SILT 'diffuse scattering' measure 61.5 29 284 A 2 27.50 29.70 SILT 'amorphous material' measure 17.4 29 284 A 2 27.50 29.70 SILT QUARTZ 20.7 29 284 A 2 27.50 29.70 SILT K-FELDSPAR 3.3 29 284 A 2 27.50 29.70 SILT PLAGIOCLASE 21.6 29 284 A 2 27.50 29.70 SILT MICA 48.2 29 284 A 2 27.50 29.70 SILT CHLORITE 6.2