Table 4. Interstitial water composition, Hole 1002C .
Note: BDL = below detection limit, NA = not analyzed.

Core, section, interval (cm)	pH	Alkalinity (mM)	Salinity (g/kg)	Cl- (mM)	Na+ (mM)	Mg2+ (mM)	Ca2+ (mM)	SO42- (mM)	NH4+ (micro M)	PO43- (micro M)	Si(OH)4 (micro M)	K (mM)

165-1002C-
1H-3, 145-150	7.47	19.5	34	580	470	47.7	4.87	7.24	2135	66	1093	10.3
3H-3, 145-150	7.49	14.07	33	584	469	38.3	5.26	0.32	2871	12	795	9.62
6H-5, 150-155	7.84	11.38	32	574	476	28.1	4.06	BDL	4158	5	175	10.7
9H-5, 145-150	7.41	25.5	32	548	470	25.5	5.84	0.77	NA	7	313	11.7
12H-3, 145-150	7.83	29.4	31.5	534	458	24.6	4.06	0.57	7268	6	164	12.3
15H-6, 130-135	7.57	22.3	30	525	448	21	3.99	0.00	9894	13	543	10.7
17H-4, 150-156	7.92	17.414	30	522	446	19	2.79	0.18	7735	5	84	12.3