GRD01IQS0

W83-92

Limestone

Mesozoic › Jurassic › Early Jurassic › Toarcian
176.0 - 183.0

1

Ritter 154 › Cabinet 18 › Drawer A

radiolarians,Burrows,sponge spicules

Siliceous limestone bearing radiolarians and sponge spicules; occasional ooids and recrystallized shell fragments in second thin-section. Burrow mottled. Good example of sponge spicules (sedimentary components).

Samples W83-89 through W83-91, see Winterer 1982- 1983 notebook, pages 109 through 110.

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Italy
Along road from Lago di Tenno to Ballino, near km 51.8
Latitude: 45.94°
Longitude: 10.82°

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General texture of sample

2.5

plane

General texture of sample

2.5

crossed

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scan

crossed

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scan

plane

GRD01IQT0: Abundant sponge spicules and radiolarians. Occasional opaque crystals and Fe-staining on veins. Large sparrite vein in corner of slide. (C. Eichler)

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