Table T7. Porosity, density, and velocity on discrete samples, Hole 1274A.
Core, section,
interval (cm)
Depth
(mbsf)
Volume measured
in pycnometer
Volume measured
with caliper
 
VP apparent anisotropy
(%)
Primary lithology
Density (Mg/m3)
Porosity
(%)
Density (Mg/m3)
Porosity
(%)
VP (km/s)
Bulk
Grain
Bulk
Grain
x
y
z
Mean
209-1274A-












3R-1, 89–91 17.79 2.75 2.78 1.5 2.75 — — 5.33 5.10 5.00 5.14 6.5 Harzburgite
4R-1, 55–57 21.85 2.72 2.75 2.0 2.74 — — 5.02 4.85 4.88 4.92 3.4 Harzburgite
5R-1, 125–127 27.55 2.60 2.68 4.6 2.62 — — 4.29 4.35 4.32 4.32 1.3 Harzburgite
5R-2, 22–24 27.96 2.62 2.68 3.6 2.74 — — 4.55 4.25 4.36 4.38 7.0 Harzburgite
6R-2, 29–31 31.74 2.61 2.67 4.1 2.61 — — 4.49 4.47 4.50 4.49 0.8 Harzburgite
6R-3, 52–54 33.34 2.80 2.82 1.5 2.78 — — 4.89 4.87 4.98 4.91 2.4 Harzburgite
7R-1, 52–54 36.32 2.73 2.76 1.9 2.66 — — 4.53 4.53 4.52 4.53 0.2 Harzburgite
7R-1, 98–100 36.78 2.65 2.71 3.3 2.76 — — 4.81 4.82 — 4.82 — Harzburgite
8R-1, 106–108 41.06 2.63 2.65 1.3 2.64 — — 4.91 4.87 4.87 4.88 0.9 Dunite
11R-1, 74–76 55.64 2.61 2.66 3.1 2.64 — — 4.70 4.60 4.55 4.61 3.4 Harzburgite
12R-1, 94–96 60.34 2.57 2.63 4.2 2.57 — — 4.18 4.24 4.20 4.20 1.4 Harzburgite
14R-1, 68–70 69.68 2.57 2.62 3.5 2.61 — — 4.52 4.39 — 4.45 — Harzburgite
15R-1, 101–103 75.01 2.52 2.59 4.7 2.51 — — 4.24 4.18 4.07 4.17 4.1 Harzburgite
16R-2, 17–19 85.31 2.52 2.59 4.0 2.52 — — 4.02 4.11 4.03 4.05 2.2 Dunite
17R-2, 19–21 89.94 2.56 2.63 4.4 2.53 — — 3.91 3.82 3.86 3.84 0.8 Harzburgite
20R-1, 145–147 104.35 2.44 2.59 9.7 2.51 — — 3.75 3.81 3.89 3.82 3.5 Dunite
27R-1, 35–37 146.45 2.47 2.61 8.4 2.48 — — 3.86 3.91 3.82 3.86 2.2 Harzburgite
27R-1, 83–85 146.93 2.62 2.66 2.8 2.69 — — 4.47 4.50 4.56 4.51 2.1 Harzburgite

Note: This table is also available in ASCII.