Petrology and Geochemistry of Mid-Ocean Ridge Basalts from the Southern Central Indian Ridge

Sato, Hiroshi; Nakamura, Kentaro; Kumagai, Hidenori; Senda, Ryoko; Morishita, Tomoaki; Tamura, Akihiro; Arai, Shoji

doi:10.1007/978-4-431-54865-2_13

Table 13.1 Locations of dredge sites during KH-10-6 cruise and submersible Shinkai 6500 dive sites during YK05-16 cruise

From: Petrology and Geochemistry of Mid-Ocean Ridge Basalts from the Southern Central Indian Ridge

Segment	Location	Dredge/dive sites	Latitude	Longitude	Water depth (m)	Total weight of samples (g)	Lithology^a
CIR-S1	Off ridge	KH-10-6DR1	−25°15.00′	70°00.2′	3,115	57,020	B, SP, G, D
CIR-S1	Off ridge	KH-10-6DR2	−25°17.80′	70°01.7′	2,682	18,540	B
CIR-S1	Off ridge	KH-10-6DR3	−25°17.14′	70°02.0′	2,726	5,550	B
CIR-S1	Off ridge	KH-10-6DR4	−25°17.19′	70°01.9′	2,778	2,310	B
CIR-S1	Off ridge	KH-10-6DR5	−25°17.09′	10°02.6′	2,720	51,170	B
CIR-S1	Off ridge	KH-10-6DR6	−25°18.53′	69°58.9′	3,297	84,440	B
CIR-S1	Northern	KH-10-6DR7	−25°20.06′	69°56.6′	4,052	912	B
CIR-S1	Off ridge	KH-10-6DR8	−25°13.79′	69°57.8′	3,886	3,920	B, D
CIR-S1	Off ridge	KH-10-6DR9	−25°13.80′	69°59.5′	3,396	65,840	G, SP, D, B
CIR-S1	Off ridge	KH-10-6DR10	−25°13.46′	70°04.7′	2,966	17,270	B, G, SP
CIR-S1	Off ridge	KH-10-6DR11	−25°14.49′	70°03.7′	2,725	22,510	SP
CIR-S1	Off ridge	KH-10-6DR12	−25°15.69′	70°03.9′	2,551	96,825	B,SP
CIR-S1	Off ridge	KH-10-6DR20	−25°23.48′	69°44.5′	3,160	146,310	SP,G
CIR-S1	Off ridge	KH-10-6DR21	−25°21.39′	69°50.1′	3,275	14,890	B,G,SP
CIR-S1	Off ridge	KH-10-6DR22	−25°13.40′	70°12.4′	3,163	145	SP,B
CIR-S2	Northern	KH-10-6DR17	−24°37.86′	69°48.7′	2,882	8,265	D,B
CIR-S2	Northern	KH-10-6DR18	−24°45.32′	69°52.8′	3,821	1,560	SP,G
CIR-S2	Southern	KH-10-6DR19	−25°06.08′	70°04.3′	3,054	204,810	SP,G
CIR-S2	Center	6K#926	−24°52.50′	69°57.91′	3,545		B
Knorr^b	Summit	KH-10-6DR15	−24°28.95′	69°55.1′	2,242	67,55	B
Knorr^b	Summit	KH-10-6DR16	−24°31.77′	69°55.5′	2,268	10,850	B
Knorr^b	Western flank	6K#924	−24°28.88′	69°49.29′	2,783		B
CIR-S3	Northern end	KH-10-6DR14	−23°49.64′	69°30.0	3,462	24,400	B
CIR-S3	Northern	6K#923	−23°52.93′	69°35.57′	3,547		B
CIR-S3	Center	6K#927	−24°08.06′	69°39.02′	3,592		B
CIR-S4	Southern end	KH-10-6DR13	−23°39.92′	69°28.8′	3,684	28,925	B

^aAbbreviations for lithology are as follows; B basalt, SP serpentinized peritotite, G gabbro, D dorelite
^bKnorr seamount
Locations for on bottom are shown for both dredge and dive sites

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