Table T3. Mineral assemblage and proportions described in thin sections, Hole 1243B.
Thin section
Core, section,
interval (cm)
Unit
Phenocryst
Groundmass
Olivine
Plagioclase
Olivine
Plagioclase
Clinopyroxene
Magnetite
Ilmenite
Glass

203-1243B-








1 2R-1 (Piece 5, 23-25) 1


xxxxxx xxx x

2 2R-1 (Piece 9, 47-49) 3







3 3R-1 (Piece 15, 114-117) 3 +

xxxxxx xxx x

4 3R-1 (Piece 16B, 130-134) 3


xxxxxx x x
x
6 5R-2 (Piece 3, 11-14) 3


xxxx xxxx x
x
5 5R-2 (Piece 5, 29-32) 3


xxx xxx x
x
7 6R-2 (Piece 14, 105-109) 3


xxxxxx xx x
x
8 7R-1 (Piece 11, 75-78) 4


xxx xx +
x
9 7R-1 (Piece 12, 81-84) 4
+
xxxxxx x +
x
10 7R-2 (Piece 4A, 55-57) 4 + +
xxxxxxx x +
x
11 7R-2 (Piece 5, 74-77) 4 + +
xxxxxx + +
xx
12 7R-3 (Piece 2, 20-23) 4 + +
xxxxxx + +
x
13 8R-2 (Piece 4, 25-29) 4 ++ +++++
xxxx + x
xx
14 9R-2 (Piece 6C, 138-141) 4 +++ +++++ + xxxxx xxxx x
x
15 10R-1 (Piece 3, 14-17) 4
+ + xxxxx xxx + + x
16 10R-2 (Piece 1B, 12-15) 5 +

xxxx x x
x
17 11R-1 (Piece 10, 51-53) 5 + +
xxxx x x
xx
19 12R-1 (Piece 14C, 136-140) 6


xxxx xx +
xx
18 13R-1 (Piece 10, 84-87) 6 + +
xxxxx + + + xx
21 15R-1 (Piece 5, 50-53) 6
+
xxxx xxx + + x
20 15R-1 (Piece 9, 84-87) 7 + +
xxxxxxx + +
x
22 17R-1 (Piece 2, 17-19) 7


xxxxx xxxx +
+
23 18R-1 (Piece 4, 23-26) 8 ++ x
x


xxxxxxx

Notes: single + = <1% modal volume, multiple +'s = 1% modal volume each, single x = 5%-10% modal volume, multiple x's = 10% modal volume each. This table is also available in ASCII.