Evidence of microbial activity in siderite and calcite deposits on gastropod shells in Pliocene sand and clay beds from Lipovljani, Croatia | Zendy

Hrvoje Posilović | Zendy; Vladimir Bermanec | Zendy; Goran Kniewald | Zendy

Open Access

Evidence of microbial activity in siderite and calcite deposits on gastropod shells in Pliocene sand and clay beds from Lipovljani, Croatia

Author(s) -

Hrvoje Posilović,

Vladimir Bermanec,

Goran Kniewald

Publication year - 2008

Publication title -

geologia croatica

Language(s) - English

Resource type - Journals

SCImago Journal Rank - 0.226

H-Index - 28

eISSN - 1333-4875

pISSN - 1330-030X

DOI - 10.4154/gc.2008.03

Subject(s) - siderite , calcite , diagenesis , geology , carbonate , mineral , geochemistry , carbonate minerals , aragonite , calcium carbonate , carbonate rock , mineralogy , sedimentary rock , chemistry , organic chemistry

Freshwater Pliocene sand and clays found near Lipovljani in western Slavonia, Croatia, contain gastropods preserved by diagenetic mineral incrustations of alternating calcite and siderite. The geochemical possibility of siderite formation is evaluated, and evidence for microbial mediation of siderite deposition around fossil carbonate shells is presented.

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