Meist linsenförmiger oder knolliger, aus Mineralaggregaten bestehender Körper im Gestein.
Sedimentary rock consisting essentially of an argillaceous matrix surrounding numerous nearly spherical nodular masses, usually calcareous in nature.
Concrétion calcaire (fossilifère) dans une matrice argileuse.
2023-10-23T10:37:54.4274980Z
https://www.termdat.bk.admin.ch/entry/66869
swisstopo, Geologischer Atlas der Schweiz, 110 Frick - Erläuterungen, 2006, S. 26
TERMIUM Plus, "ballstone" ([Internet, 2023-10-02](https://www.btb.termiumplus.gc.ca/tpv2alpha/alpha-fra.html?lang=fra&i=&index=frw&srchtxt=CALCAIRE%20CONCRETIONNE))
TERMIUM Plus, "calcaire concrétionné" ([Internet, 2023-10-02](https://www.btb.termiumplus.gc.ca/tpv2alpha/alpha-fra.html?lang=fra&i=&index=frw&srchtxt=CALCAIRE%20CONCRETIONNE))
Alba, Liceo Scientifico Statale "Leonardo Cocito", Ricerche > Geologia > Le rocce sedimentarie ([Internet, 2023-10-02](https://www.liceococito.edu.it/sito2013/ricerche/geologia/sedimentarie.htm))
[...] se un'acqua ricca di bicarbonato di calcio subisce un riscaldamento o una decompressione si riforma il carbonato che verrà depositato come concrezioni calcaree.
EXP: Ausfällung aus zirkulierenden Lösungen
swisstopo, Landesgeologie, 2008
swisstopo, Landesgeologie, 2008
TERMIUM Plus, "ballstone" ([Internet, 2023-10-02](https://www.btb.termiumplus.gc.ca/tpv2alpha/alpha-fra.html?lang=fra&i=&index=frw&srchtxt=CALCAIRE%20CONCRETIONNE))
TERMIUM Plus, "calcaire concrétionné" ([Internet, 2023-10-02](https://www.btb.termiumplus.gc.ca/tpv2alpha/alpha-fra.html?lang=fra&i=&index=frw&srchtxt=CALCAIRE%20CONCRETIONNE))