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.