Calcite and oxides inside a glendonite masse
Sophie Graul
Tallinn University of Technology, Tallinn, Estonia and France
Details of calcite, goethite, hematite and pyrite crystallisation in a micro-geode formed in a glendonite. Glendonites are found in Lower Ordovician (485,4- 477,7 Ma) black shale formations in Estonia.
Reuse
Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported (CC BY-NC-ND 3.0) (opens in a new window)Credit: Sophie Graul (distributed via imaggeo.egu.eu)
Properties
Type
Image
Format
JPG
Size
2.0 MB
Width
2232 px
Height
1280 px
Aspect
279:160
Taken
19 October 2022
Coordinates
59.3662, 27.7579
Tint
Dark gray
Submitted
18 March 2024
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