A
concretion is a hard, compact mass of sedimentary rock formed by the precipitation of mineral cement within the spaces between the
Kaynak: ConcretionAn enterolith is a mineral
concretion or calculus formed anywhere in the gastrointestinal system . Enteroliths are uncommon and usually
Kaynak: EnterolithConcretion in the palpebral conjunctiva , is called conjunctival
concretion, that is a (or a cluster) small, hard, yellowish-white
Kaynak: Conjunctival concretion A gallstone is a crystal line
concretion formed within the gallbladder by accretion of bile components. These calculi are formed in
Kaynak: GallstoneA calculus (plural calculi) is a stone (a
concretion of material, usually mineral salts) that forms in an organ or duct of the body.
Kaynak: Calculus (medicine)Polymetallic nodules, also called manganese nodules, are rock
concretion s on the sea bottom formed of concentric layers of iron and
Kaynak: Manganese noduleA cave pearl is a type of speleothem , a
concretion of calcium salts which forms in limestone caves . They may be any shape but are
Kaynak: Cave pearlJumpoff Joe was a 100-foot-tall sea stack geological formation composed of middle Miocene
concretion ary sandstone at Nye Beach in
Kaynak: Jumpoff JoeThe fossil beds are located in ironstone
concretion s, formed approximately 300 in the mid- Pennsylvanian epoch of the Carboniferous
Kaynak: Mazon Creek fossil beds