Initial Reports, Volume 209 Ms 209IR-110 Chapter 10, Table T2. XRD results, Holes 1275B and 1275D. Notes: Cpx = clinopyroxene. Due to peak overlap, samples with identified lizardite may also contain chrysotile. Qualifiers "major, minor, and trace" indicate relative abundances based on peak heights and do not necessarily reflect true relative proportions. ICP-AES = inductively coupled plasma-atomic emission spectrometry. ICP-AES data are available in Table T4. Core, section, interval (cm) Depth (mbsf) Piece Rock type Mineralogy: Major Minor Trace ICP-AES analyses Thin section 209-1275B- 3R-1, 82-86 13.8 13 Gabbro Plagioclase Amphibole Chlorite, ilmenite Yes Yes 3R-1, 103-107 14.0 17 Gabbro Plagioclase Amphibole ilmenite Yes Yes 5R-1, 134-137 23.9 22 Gabbro Plagioclase Amphibole Cpx, ilmenite, titanite Yes Yes 6R-1, 61-64 28.2 10 Troctolite Lizardite Olivine, magnetite Cpx, plagioclase, aragonite Yes Yes 6R-2, 27-30 29.3 4A Troctolite Lizardite Olivine Amphibole, chlorite, talc Yes Yes 6R-2, 102-107 30.1 9 Troctolite Lizardite Olivine Chlorite Yes Yes 9R-1, 109-112 42.9 15 Gabbro Plagioclase Cpx Amphibole, ilmenite Yes Yes 10R-1, 74-76 47.5 10 Gabbro Plagioclase Cpx Amphibole, ilmenite Yes Yes 12R-2, 89-92 58.4 1B Gabbro Plagioclase Cpx Amphibole, ilmenite Yes Yes 14R-1, 84-86 66.6 13 Gabbro Plagioclase Cpx, amphibole Yes Yes 15R-2, 68-71 72.5 11 Gabbro Plagioclase Cpx, ilmenite Amphibole, pentlandite? Yes Yes 17R-1, 65-67 80.8 11 Gabbro Plagioclase Cpx Amphibole Yes Yes 17R-1, 123-125 81.3 19 Gabbro Plagioclase Amphibole, cpx ilmenite Yes Yes 19R-1, 48-50 89.9 5A Gabbro Plagioclase Cpx Amphibole Yes Yes 19R-1, 135-137 90.8 6B Gabbro Plagioclase Cpx, ilmenite Amphibole Yes Yes 20R-2, 105-107 96.6 7 Gabbro Plagioclase Cpx Amphibole, ilmenite Yes Yes 20R-2, 117-119 96.7 8 Gabbro Plagioclase Cpx Amphibole, ilmenite Yes Yes 21R-1, 26-28 99.3 1D Gabbro Plagioclase Cpx, ilmenite Amphibole Yes Yes 21R-1, 90-92 99.9 4C Gabbro Plagioclase Cpx, ilmenite Amphibole Yes Yes 21R-2, 0-4 100.5 1 Gabbro Plagioclase Cpx, amphibole ilmenite Yes Yes 21R-2, 136-138 101.9 7B Gabbro Plagioclase Cpx Amphibole, ilmenite Yes Yes 209-1275D- 1R-1, 113-115 1.1 19B Diabase Plagioclase Amphibole Titanite Yes Yes 2R-1, 137-140 9.4 27 Troctolite Lizardite Amphibole, chlorite, talc Yes Yes 6R-1, 89-91 28.0 17 Troctolite Calcite Talc, lizardite Amphibole, chlorite, montmorillionite Yes Yes 10R-1, 50-52 46.6 6 Troctolite Lizardite Magnetite Yes Yes 10R-2, 104-106 48.6 14A Troctolite Lizardite Magnetite, calcite Yes Yes 12R-2, 42-46 57.6 8 Gabbro Plagioclase Amphibole Yes Yes 13R-2, 49-51 62.5 1B Gabbro Plagioclase Amphibole Cpx Yes Yes 15R-2, 11-13 71.8 1A Gabbro Plagioclase Amphibole, cpx Yes Yes 17R-2, 93-95 82.1 15A Troctolite Lizardite Yes Yes 18R-1, 133-135 85.7 17B Gabbro Plagioclase Cpx Amphibole Yes Yes 21R-1, 63-65 99.6 8A Gabbro Plagioclase Cpx Amphibole Yes Yes 22R-1, 145-147 105.2 20B Gabbro Plagioclase Cpx Amphibole Yes Yes 31R-2, 69-71 143.9 4F Trondhjemite Plagioclase Quartz Amphibole Yes Yes