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| Site | Alkali Basalt | Andesite/Basaltic Andesite | Basalt | Rhyolite | Trachyandesite |
|---|---|---|---|---|---|
| HTC (n = 33) | 2 (6.1%) | 14 (42.4%) | 1 (3%) | 1 (3%) | 15 (45.5%) |
| TB1 (n = 87) | 35 (40.2%) | 20 (23%) | 23 (26.4%) | 1 (1.1%) | 8 (9.2%) |
| TB3 (n = 37) | 11 (29.7%) | 11 (29.7%) | 11 (29.7%) | 0 | 4 (10.8%) |
| L1 (n = 4) | 4 (100%) | 0 | 0 | 0 | 0 |
| L2 (n = 27) | 27 (100%) | 0 | 0 | 0 | 0 |
