Definition of Trachybasalt. Meaning of Trachybasalt. Synonyms of Trachybasalt

- Trachybasalt is a volcanic rock with a composition between trachyte and basalt. It resembles basalt but has a high content of alkali metal oxides. Minerals...
- Trachybasalt – Volcanic rock – A volcanic rock with a composition between basalt and trachyte Hawaiite – Volcanic rock – a sodic type of trachybasalt...
- formed between 150,000 and 200,000 years ago and erupted picrobasalts, trachybasalts, ankaramites, and basanites. They reach as far as Lake Chala and Taveta...
- the main island of Grande Terre. The volcano is composed primarily of trachybasalt and was active during the late Pleistocene. Eruptives have been dated...
- defined chemically. Under the TAS classification, hawaiite is sodic trachybasalt, with a silica content close to 49 wt%, a total alkali metal oxide content...
- trachyte or phonolite. The pot****ic series evolves through trachybasalt or leucite trachybasalt through tristanite or leucite tristanite to pot****ic trachyte...
- phonolitic trachyte and latite have also been produced, and there is rare trachybasalt. Ash across the Mediterranean region is evidence of a major eruption...
- Cr**** Escarpment to the west. The Little Iskut Formation consists of trachybasalt flows and breccia. It ranges in thickness from 90 m (300 ft) on Stewpot...
- basaltic andesite. Basalt has a lower total content of alkali oxides than trachybasalt and most basanites and tephrites. Basalt generally has a composition...
- including the 2.4-2.2 Ma Lemagarut and 2.25-2.0 Ma Ngorongoro basalt-trachybasalt-trachyandesite volcanoes (Ngorongoro also contains trachydacite) and...