GRD00Z7S0
110-C85
Shell Limestone
Paleozoic › Silurian
416.0
-
444.0
6
Ritter 154 › Cabinet 3 › Drawer C
brachiopods,bryozoans,crinoid fragments
Echinoderm fragments in hand sample. The thin sections look slightly different from one another. Original label: Wenlock limestone. Coll. No. 166.
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-
United Kingdom
Dudley
Latitude: 52.5°
Longitude: -2.1°
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Crinoid stem fragment
2.5
plane
Crinoid stem fragment
2.5
crossed
Slide 1
scan
crossed
Slide 1
scan
plane
Slide 2
scan
crossed
Slide 2
scan
plane
Slide 3
scan
crossed
Slide 3
scan
plane
Slide 4
scan
crossed
Slide 4
scan
plane
Slide 5
scan
crossed
Slide 5
scan
plane
Slide 6
scan
crossed
Slide 6
scan
plane
GRD00Z7T0: Slide 1: Breccia of crinoid fragments of all sizes with some shell fragments and patches of green calcsiltite (fine bioclastics, pellets, micrite, and quartz silt). Sparrite between clasts. (J. Gee)
GRD00Z7T1: Slide 2: Breccia of crinoid fragments of all sizes with some shell fragments and patches of green calcsiltite (fine bioclastics, pellets, micrite, and quartz silt). Sparrite between clasts. Styolites are common and indicate disappearance of parts of clasts and matrix. (J. Gee)
GRD00Z7T2: Slide 3: Breccia of crinoid fragments of all sizes with some shell fragments. Polished thin. Less calcsilicate than in slides 1 and 2. (C. Eichler)
GRD00Z7T3: Slide 4: Breccia of crinoid fragments of all sizes with some shell fragments and patches of green calcsiltite (fine bioclastics, pellets, micrite, and quartz silt). Sparrite between clasts. (C. Eichler)
GRD00Z7T4: Slide 5: Breccia of crinoid fragments of all sizes with some shell fragments and patches of green calcsiltite (fine bioclastics, pellets, micrite, and quartz silt). Sparrite between clasts. (C. Eichler)
GRD00Z7T5: Slide 6: Breccia of crinoid fragments of all sizes with some shell fragments and patches of green calcsiltite (fine bioclastics, pellets, micrite, and quartz silt). Sparrite between clasts. Less echinoderms than the other slides. (C. Eichler)
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