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  2. Fossiliferous limestone - Wikipedia

    en.wikipedia.org/wiki/Fossiliferous_limestone

    Fossiliferous limestone is a type of limestone that contains noticeable quantities of fossils or fossil traces. If a particular type of fossil dominates, a more specialized term can be used as in "Crinoidal", "Coralline", "Conchoidal" limestone. If seashells, shell fragments, and shell sand form a significant part of the rock, a term "shell ...

  3. Shelly limestone - Wikipedia

    en.wikipedia.org/wiki/Shelly_limestone

    Shelly limestone is a highly fossiliferous limestone, composed of a number of fossilized organisms such as brachiopods, bryozoans, crinoids, sponges, corals and mollusks. It varies in color, texture and hardness. Coquina is a poorly indurated form of shelly limestone. Shelly limestone is a sedimentary rock because it is made up of fragments.

  4. List of fossiliferous stratigraphic units in Kansas - Wikipedia

    en.wikipedia.org/wiki/List_of_fossiliferous_str...

    This article contains a list of fossil-bearing stratigraphic ... Period Notes Admire Formation: Carboniferous: Admire Group/Falls City Limestone: Carboniferous ...

  5. List of fossiliferous stratigraphic units in Alabama - Wikipedia

    en.wikipedia.org/wiki/List_of_fossiliferous_str...

    This article contains a list of fossil-bearing ... Group or Formation Period Notes Bangor Formation: Carboniferous: Bangor Limestone: ... Wikipedia® is a ...

  6. List of types of limestone - Wikipedia

    en.wikipedia.org/wiki/List_of_types_of_limestone

    Carboniferous LimestoneLimestone deposited during the Dinantian Epoch of the Carboniferous Period; Coquina – Sedimentary rock that is composed mostly of fragments of shells; Coral rag – Limestone composed of ancient coral reef material; Chalk – Soft carbonate rock; Fossiliferous limestoneLimestone containing fossils

  7. List of fossiliferous stratigraphic units in Texas - Wikipedia

    en.wikipedia.org/wiki/List_of_fossiliferous_str...

    This article contains a list of fossil-bearing stratigraphic units in the state of Texas, U.S. Sites ... Bone Spring Limestone: Permian: Boquillas Formation ...

  8. Limestone - Wikipedia

    en.wikipedia.org/wiki/Limestone

    Limestone (calcium carbonate CaCO 3) is a type of carbonate sedimentary rock which is the main source of the material lime. It is composed mostly of the minerals calcite and aragonite, which are different crystal forms of CaCO 3. Limestone forms when these minerals precipitate out of water containing dissolved calcium. This can take place ...

  9. List of fossiliferous stratigraphic units in England - Wikipedia

    en.wikipedia.org/wiki/List_of_fossiliferous_str...

    Middle Limestone Group / Hardrow Scar Limestone III Cyclothem Formation: Carboniferous: Middle Limestone Group / Hardrow Scar Limestone IIIa Formation: Carboniferous: Middle Limestone Group / Hardrow Scar Limestone IIIb Formation: Carboniferous: Middle Limestone Group / Hardrow Scar Limestone IIIc Formation: Carboniferous