Definition of Oncolites. Meaning of Oncolites. Synonyms of Oncolites

- rarely exceed 10 cm in diameter. Oncolites may have either a porostromate or spongiostromate texture. Most oncolites are spongiostromate, having no recognisable...
- organisms for photosynthesis. Layered spherical growth structures termed oncolites are similar to stromatolites and are also known from the fossil record...
- cyanobacteria. "Spongiostromate" is also used to describe stromatolites and oncolites that do not preserve clear tubules or other cellular microstructure. Pia...
- organisms for photosynthesis. Layered spherical growth structures termed oncolites are similar to stromatolites and are also known from the fossil record...
- the time. Oncolites are sedimentary structures composed of oncoids, which are layered structures formed by cyanobacterial growth. Oncolites are similar...
- the brook's bedrock dissolved in its waters forms rare lime carbonate oncolites, known locally as "water biscuits", on its s****s. Rises in the lake level...
- used as a descriptor of textures and microstructure of stromatolites and oncolites which contain tubules or other cellular structures. The group was defined...
- recognisable "grains" in carbonate rocks. Examples would include ooids, peloids, oncolites, pellets, fossil or pre-existing carbonate fragments. Fragments are still...
- Oncolitic limestone: the spheroidal oncolites are formed via deposition of calcium carbonate by cyanobacteria...
- life extinct entirely. However, microfossils such as stromatolites and oncolites prove that, in shallow marine environments at least, life did not suffer...