bioherm


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Related to bioherm: biostrome

bioherm

[′bī·ō‚hərm]
(geology)
A circumscribed mass of rock exclusively or mainly constructed by marine sedimentary organisms such as corals, algae, and stromatoporoids. Also known as organic mound.
References in periodicals archive ?
9 m thick succession, and Hedstroemia, found mainly in the bioherm facies, were observed under SEM for documentation of ultrastructures (Fig.
Grainy microhermal mounds are a kind of bioherm previously unrecognized in Jurassic rocks.
Small coral-stromatoporoid bioherms are locally present within the lower meter-scale Chicotte TRS, but were unable to keep up with relative sea-level rise and thus gave up.
varicosa bioherms thought to occur inside the OHAPC, and a portion of bioherms outside the OHAPC between the two satellite areas (Fig.
In addition, stony corals formed huge mounds, known as bioherms.
Enachescu (2004) reported more than 200 large mounds hundreds of meters wide and maybe hundreds of meters high in deep-water in the Orphan Basin, offshore Newfoundland in the NW Atlantic, that might be bioherms or modern coral colonies related to water bottom hydrothermal vents, but no samples or pictures have ever been obtained.
Looking from the bedding surface, these bioherms form rounded, ellipsoidal, and irregular mounds with stylolitic boundaries".
Composition, structure and environmental setting of Silurian bioherms and biostromes in northern Europe.
Recent seabed mapping has discovered large areas of the floor of Fundy covered in unique linear mussel bioherms never before seen on the adjacent Scotian Shelf.