Unit
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1
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2
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3
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4
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7
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8
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10
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Characteristic: | |||||||
Breccia flow top | 0.5 | 1 | 0 | -1 | 1 | -1 | 1 |
Breccia flow base | -0.5 | 0 | 0.5 | -1 | 1 | -1 | 0 |
Spinose aa clinker | 0 | -1 | 0.5 | -1 | -1 | -1 | -1 |
Angular vesicles | -0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | -0.5 |
Entrained clasts | -0.5 | 0.5 | -1 | -1 | 0.5 | -1 | 0 |
Core pushing into breccia | 0 | -1 | -0.5 | -1 | -1 | -1 | -1 |
Slabs in breccia | -1 | -1 | -1 | -1 | -1 | -1 | -1 |
Welding in basal breccia | 0 | 0 | -1 | -1 | -0.5 | -1 | 0 |
Intact pahoehoe lobes in breccia | 0 | 1 | -0.5 | -1 | -0.5 | -1 | -0.5 |
Fragmented pahoehoe lobes | 0.5 | 1 | -0.5 | -1 | 1 | -1 | 1 |
Jigsaw-fit clasts in breccia | 0 | 0.5 | -0.5 | -1 | 1 | -1 | 0.5 |
Sediment infill in breccia | 0 | -0.5 | 0.5 | -1 | 1 | 0.5 | 1 |
Pseudopeperite texture | 0 | -1 | -0.5 | -1 | -0.5 | -1 | 0.5 |
Pahoehoe flow top | 0 | -1 | 0 | 1 | -1 | 0 | -1 |
Pahoehoe flow base | 0.5 | 0 | 0.5 | 1 | -1 | 0 | 0 |
Pahoehoe lobes (intact) | 0 | 1 | 0 | 1 | -0.5 | -0.5 | -1 |
Glassy chill crust | 1 | 1 | 0 | 1 | 1 | 0 | -0.5 |
Coherent upper vesicular crust | 0 | 1 | 1 | 1 | -0.5 | 1 | 0.5 |
Coherent lower vesicular crust | 0 | 0 | 1 | 1 | 1 | 1 | 0 |
Round vesicles | 1 | 0.5 | 1 | 1 | 0.5 | 1 | 0.5 |
HVS | 0.5 | 0.5 | 0.5 | 1 | -1 | 1 | 1 |
%aa | -4.81 | -26.92 | 18.27 | -77.88 | 25.00 | -47.12 | 15.38 |
%phh | 12.31 | 11.54 | 32.31 | 97.69 | -16.15 | 93.85 | 8.46 |
%slphh | -18.97 | -12.07 | -39.66 | -79.31 | -1.72 | -82.76 | -12.07 |
%rphh | 17.24 | 73.28 | 14.66 | 16.38 | 59.48 | 12.07 | 53.45 |
Notes: phh = pahoehoe, slphh = slab pahoehoe, rphh = rubbly pahoehoe. HVS = horizontal vesicle sheet (Self et al., 1998). Bold = confident identification, italics = tentative identification.