In its modern usage, which was established by Bissell and Chilingar, an encrinite is a crinoidal limestone containing crinoid ossicles in excess of 50 percent of the bulk of the rock. In terms of Dunham's classification of carbonate sedimentary rocks, it could be either a crinoidal packstone or crinoidal grainstone.
In its modern usage, which was established by Bissell and Chilingar, an encrinite is a crinoidal limestone containing crinoid ossicles in excess of 50 percent of the bulk of the rock. In terms of Dunham's classification of carbonate sedimentary rocks, it could be either a crinoidal packstone or crinoidal grainstone.
Source: Wikipedia "Encrinite" · CC BY-SA 4.0
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