Unit
|
phh
|
aa
|
slphh
|
rphh
|
---|---|---|---|---|
Characteristic: | ||||
Breccia flow top | -1 | 1 | 1 | 1 |
Breccia flow base | -1 | 1 | 1 | 0 |
Spinose aa clinker | -1 | 1 | 1 | -1 |
Angular vesicles | -1 | 1 | 0 | 1 |
Entrained clasts | -1 | 1 | 1 | 1 |
Core pushing into breccia | 0 | 1 | 1 | 1 |
Slabs in breccia | 0 | -1 | 1 | 1 |
Welding in basal breccia | 0 | -1 | 0 | 0 |
Intact pahoehoe lobes in breccia | 0 | -1 | -1 | 1 |
Fragmented pahoehoe lobes | 0 | -1 | -1 | 1 |
Jigsaw-fit clasts in breccia | 0 | -1 | 0 | 0 |
Sediment infill in breccia | 0 | 0 | 0 | 0 |
Pseudopeperite texture | 0 | 0 | 0 | 0 |
Pahoehoe flow top | 0 | 0 | 0 | 0 |
Pahoehoe flow base | 0 | 0 | 0 | 0 |
Pahoehoe lobes (intact) | 1 | -1 | 0 | 1 |
Glassy chill crust | 1 | -1 | 1 | 1 |
Coherent upper vesicular crust | 1 | -1 | -1 | 1 |
Coherent lower vesicular crust | 1 | -1 | -1 | 1 |
Round vesicles | 1 | -1 | 0 | 1 |
HVS | 1 | 0 | 0 | 0 |
%aa | -88.46 | 100.00 | 65.38 | -26.92 |
%phh | 100.00 | -98.46 | -90.77 | 18.46 |
%slphh | -48.28 | 24.14 | 100.00 | 62.07 |
%rphh | 36.21 | -55.17 | -46.55 | 100.00 |
Note: phh = pahoehoe, slphh = slab pahoehoe, rphh = rubbly pahoehoe. HVS = horizontal vesicle sheet (Self et al., 1998).