Top definition
1)A widely distributed sedimentary structure consisting of laminated carbonate or silicate rocks, produced over geologic time by the trapping, binding, or precipitating of sediment by groups of microorganisms, primarily cyanobacteria.

2)TaQ's first official album, with such songs as the full version of Innocent Walls. Excellent CD worth buying if you come across it and are a fan of Hardcore Techno.
1)No example.
2)www.ongaq.com
by h0b0 September 24, 2004
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