Page 69 - Maldonado_Stanley_1976

62 SMITHSONIAN CONTRIBUTIONS TO THE EARTH SCIENCES

TABLE 5.-Radiocarbon dates based on carbonate sand fraction and bulk sample from cores
selected in different Strait of Sicily environments
AVERAGE SAMPLE
DEPTH WEIGHT CARBONATE RADIOCARBON DATE
CORE (cm) SAMPLE DEPTH (gm) MATERIAL (in years B.P.) NOTATIONS
LY II-3 235 210-255 16.7 Forams (>63\lm) 19,830 ± 450 Small sample, diluted
LY II-3 490 467-512 18.8 Forams (>631Jm) 28,390 ± l ,200 Small sample, diluted
LY II-4 93 70-115 34.1 Forams (>63\lm) 15,495 ± 200
LY II-4 325 298-351 13.0 Forams (>631Jm) 25,925 ± 525 Small sample, diluted
LY II-5 80 60-100 13.5 Forams (>631Jm) 4,100 ± 80 Small sample, diluted
LY II-5 290 270-310 11.1 Forams (>631lm) 12,580 ± 345 Small sample, diluted
LY II-SA 40 20- 60 13.3 Forams (>63\lm) 3, 680 ± 90 Small sample, diluted
LY II-SA 290 270-310 9.0 Forams (>631Jm) 13,685 ± 450 Small sample, diluted
LY II-SA 570 550-590 11.0 Forams (>63\lm) No Date Sample too small
LY II-6 65 45- 85 l. O Forams (>63\lm) No Date Sample too small
LY II-6 470 450-490 16.8 Forams (>63\lm) 15,265 ± 240 Small sample, diluted
LY II-6A 30 10- 50 19.0 Forams (>631Jm) 11,550 ± 175
LY II-6A 250 230-270 19.8 Forams (>631Jm) 17,290 ± 365
LY II-6A 550 530-570 17.3 Forams (>63\lm) 24,790 ± 680 Small sample, diluted
Forams + Shells
AS 6-7 225 o- 45 5. 7 No Date Sample too small
(>63\liD)
She11s (Forams)
AS 6-7 192 185-200 16.0 16,005 ± 220
(>631Jm)
Forams (Shells)
AS 6-7 701 685-728 14.0 12,680 ± 360 Small sample, diluted
(>631Jm)
AS 6-8 49 33- 65 40.0 She11s (>210\lm) 17,565 ± 230
AS 6-8 49 33- 65 40.0 Forams (>631lm) 19,555 ± 230
Forams + She11s
AS 6-8 530 510-550 35.0 26,865 ± 715
(>63\lm)
KS 63 225 200-250 15.8 Forams + Shells 18,465 ± 240 Small sample, diluted
(>63\lm)
KS 63 525 500-550 9.5 Forams + Shells lO, 795 ± 270 Small sample, diluted
(>631Jm)
Forams (She11s)
KS 63 825 800-850 23.4 19,980 ± 380
(>63\lm)
KS 12 92 85-100 250 Bulk Sample 9,530 ± 140
KS 12 687 680-695 250 Bulk Sample 48,950 ± 7, 370 Apparent age
KS 53 131 124-138 250 Bulk Sample 15,340 ± 145
Age reversed wi th sample
KS 53 579 574-585 250 Bulk Sample 35,160 ± l, 970
below
Age reversed wi th sample
KS 53 639 632-646 250 Bulk Sample 34,550 ± 1,870
above
KS 100 85 77- 94 250 Bulk Sample 6,310 ± 95
KS 100 607 599-616 250 Bulk Sample 26,000 ± 375
KS 105 65 58- 71 250 Bulk Sample 7,245 ± 115
KS 105 530 524-537 250 Bulk Sample 36,620 ± 1,800
KS 109 122 113-131 250 Bulk Sample 5,145 ± 55
KS 109 362 354-370 250 Bulk Sample 16,895 ± 175
KS 109 695 687-703 250 Bulk Sample 19,950 ± 300
KS 118 87 79- 95 250 Bu1k Sample 7,050 ± 95
KS 118 423 415-432 250 Bulk Sample 19,500 ± 425
KS 118 786 778-795 250 Bulk Sample 41,700 ± 4,500
KS 120 73 66- 81 250 Bulk Sample 8,640 ± 105
KS 120 359 351-367 250 Bulk Sample 23,940 ± 610
KS 120 688 681-695 250 Bulk Sample 42,850 ± 6,680 Apparent age
Core LY II-7 radiocarbon dates from Rupke and Stanley (1974, their Table 8, p. 32).