GRD028TS0
CIRCE 87-2C
Basalt
Cenozoic › Paleogene › Eocene › Early Eocene
48.6
-
55.8
2
Ritter 154 › Cabinet 34 › Drawer A
-
Dark, fine-grained basalt. Fe-Mn crust on sample. Billet. Original label: 14 August, 1968.
-
CIRCE
Indian Ocean
Original: 9 00.05, 67 17.0 E. Depth: -2050 to -1935.
Latitude: 9.00083°
Longitude: 67.283333°
-1975.0 m a.s.l.
N/A
Slide 1
2.5
plane
Slide 1: A few larger plagioclase crystals in a very fine-grained plagioclase crystals, pyroxene, and opaques. Some green alteration/crystal growth is common.
2.5
crossed
Slide 1
scan
crossed
Scrap
scan
crossed
GRD028TT0: Slide 1: Very fine-grained plagioclase crystals, pyroxene, and opaques. Occasional larger plagioclase crystals (with simple twinning) and green (serpentine?) alteration/crystal growth is common. (C. Eichler)
GRD028TT1: Scrap: Very fine-grained plagioclase crystals, pyroxene, and opaques. Occasional larger plagioclase crystals (with simple twinning) and green (serpentine?) alteration/crystal growth is less common than in slide 1. (C. Eichler)
N/A
Fisher_GSABulletin_1971
Fisher, R.L., Sclater, J.G., McKenzie, D.P., 1971, Evolution of the Central Indian Ridge, Western Indian Ocean: Geological Society of America Bulletin, v. 82, no. 3, p. 553-562.