Septarium

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Septarium \Sep*ta"ri*um\, n.;pl. {Septaria}. [NL., fr. L.
     septum, saeptum, an inclosure, a partition, fr. sepire,
     saepire, to inclose.] (Geol.)
     A flattened concretionary nodule, usually of limestone,
     intersected within by cracks which are often filled with
     calcite, barite, or other minerals.


     [1913 Webster]