GRD01I0S0
W83-66F
Fe and Mn Formation
Mesozoic › Jurassic › Middle Jurassic › Bathonian
165.0
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168.0
4
Ritter 154 › Cabinet 17 › Drawer O
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Mn/Fe slabs and nodules from Hardground from Piz Boe locality. Some chips are at Elliott. The thin sections are from: W83-66A,B,C,D.
Samples W83-66A-F, see Winterer 1982- 1983 notebook, page 99.
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Italy
Passo Pordoi, near Sella Pass
Latitude: 46.51°
Longitude: 11.77°
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Typical foraminferal limestone. Photo from slide A.
2.5
plane
Typical foraminferal limestone. Photo from slide A.
2.5
crossed
Wavy sparrite veins in iron. Slide C.
2.5
crossed
Slide A
scan
crossed
Slide A
scan
plane
Slide B
scan
crossed
Slide B
scan
plane
Slide C
scan
crossed
Slide C
scan
plane
Slide D
scan
crossed
Slide D
scan
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GRD01I0T0: A: Foraminifera in carbonate. Iron veins. More carbonate than iron. (C. Eichler)
GRD01I0T1: B: Two types of carbonate. One well preserved with a few foraminifera. The other is pporly preserved. More carbonate than iron. Veins not well defined. (C. Eichler)
GRD01I0T2: C: Foraminifera in limestone with sparrite veins. Wavy sparrite veins in iron veins. More iron than carbonate. Iron veins well defined. (C. Eichler)
GRD01I0T3: D: Foraminifera and bryozoans in limestone. More carbonate than iron. Iron veins well defined. (C. Eichler)
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