Unit
|
1
|
2
|
3
|
4
|
---|---|---|---|---|
Characteristic: | ||||
Breccia flow top | 1 | 1 | 1 | -1 |
Breccia flow base | 0 | 1 | 1 | -1 |
Spinose aa clinker | 1 | 1 | 1 | -1 |
Angular vesicles | 1 | 1 | 1 | 0.5 |
Entrained clasts | 1 | 1 | 1 | -1 |
Core pushing into breccia | 1 | 1 | 1 | -1 |
Slabs in breccia | 0.5 | -1 | -1 | -1 |
Welding in basal breccia | 0 | -1 | -1 | -1 |
Intact pahoehoe lobes in breccia | -1 | -1 | -1 | -1 |
Fragmented pahoehoe lobes | -1 | -1 | -1 | -1 |
Jigsaw-fit clasts in breccia | -1 | -1 | -1 | -1 |
Sediment infill in breccia | -1 | 0.5 | -1 | -1 |
Pseudopeperite texture | -1 | -1 | -1 | -1 |
Pahoehoe flow top | -1 | -1 | -1 | 1 |
Pahoehoe flow base | -1 | -1 | -1 | 1 |
Pahoehoe lobes (intact) | -1 | -1 | -1 | 1 |
Glassy chill crust | -1 | -1 | -1 | 1 |
Coherent upper vesicular crust | 0.5 | -1 | -1 | 1 |
Coherent lower vesicular crust | -1 | -1 | -1 | 1 |
Round vesicles | 0.5 | -1 | -1 | 1 |
HVS | -0.5 | -1 | -1 | 1 |
%aa | 70.19 | 100.00 | 100.00 | -77.88 |
%phh | -58.46 | -100.00 | -100.00 | 97.69 |
%slphh | 67.24 | 24.14 | 24.14 | -79.31 |
%rphh | -24.14 | -55.17 | -55.17 | 16.38 |
Note: phh = pahoehoe, slphh = slab pahoehoe, rphh = rubbly pahoehoe. HVS = horizontal vesicle sheet (Self et al., 1998).