BGS Rock Classification Scheme - Text search results
220 records found. Please click on a code for a "thumbnail" definition.
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| Description | Code |
|---|---|
| Meta-olivine-basalt | MOLBA |
| Metapicrobasalt | MPCBA |
| Metapyroclastic-rock, basaltic | MPYBA |
| Metatuff, basaltic-trachyandesitic | MTFBAT |
| Metatuff, calcareous-basaltic | MTFCB |
| Metatrachybasalt | MTRBA |
| Metatuff, basaltic | MTUFB |
| Metatuff, basalt | MTUFBA |
| Mugearite - A sodic basaltic-trachyandesite. British Geological Survey Research Report RR/99/06, section 5.2 and figs. 17b, 20. | MUG |
| Metavolcaniclastic-breccia, basaltic | MVBRB |
| Metavolcaniclastic-sandstone, basaltic | MVSTB |
| Non-carbonate salt-rock - This is the lithified equivalent of non-carbonate salt-sediment. British Geological Survey Research Report RR/99/03, section 7.1 and fig. 11. | NCSLTR |
| Non-carbonate salt-sediment - The root name includes reference to the grain size and the composition. This is the unlithified equivalent of non-carbonate salt-rock. British Geological Survey Research Report RR/99/03, section 7.2 and fig. 11. | NCSTSD |
| Non-carbonate salt - British Geological Survey Research Report RR/99/03, section 7 and fig. 11. | NSLT |
| Olivine-basalt | OLBA |
| Hawaiite, olivine-basaltic | OLBHAW |
| Olivine-microgabbro and olivine-basalt | OMGOB |
| Picrobasalt - A type of mafite. Its definition is as shown in British Geological Survey Research Report RR/99/06, section 5.2 and figs. 17b, 20, 22. | PCBA |
| Basalt, porphyritic | PHBA |
| Polyhalite-stone - A type of non-carbonate salt that is composed of particles of the sulphate mineral polyhalite. British Geological Survey Research Report RR/99/03, section 7.1 and fig. 11. | POYHST |