Daily Trivia

1) What is the primary lithology of the Hornitos Formation?

a) Shale, slate, phyllite b) Limestone, sandstone, conglomerate c) Basalt, rhyolite, andesite d) Granite, gneiss, schist

2) In which country is the Hornitos Formation located?

a) Argentina b) Brazil c) Chile d) Peru

3) Which type of dinosaur remains have been found in the Hornitos Formation?

a) Stegosaurs b) Sauropods c) Theropods d) Ornithopods

4) What is the geologic age range of the Hornitos Formation?

a) Early Cretaceous, Barremian-Callovian b) Jurassic, Oxfordian-Albian c) Late Cretaceous, Campanian-Maastrichtian d) Paleocene to Eocene

5) Which sauropod genus is identified from the fossils found in the Hornitos Formation?

a) Brachiosaurus b) Arackar c) Apatosaurus d) Diplodocus

6) Which formation was formerly believed to be from the Paleocene to Eocene age?

a) Chonos Formation b) Hornitos Formation c) Abanico Formation d) Lauca Formation

7) Which atlas coordinates roughly locate the Hornitos Formation?

a) 28°00′S 70°18′W b) 45°30′N 73°30′W c) 20°30′N 45°00′E d) 52°45′S 70°30′E

8) Which region contains the Hornitos Formation?

a) Antofagasta b) Magallanes c) Cochabamba d) Atacama

9) What other rock type is uniquely prominent in the Hornitos Formation?

a) Shale b) Granodiorite c) Peridotite d) Rhyodactic lithic tuff

10) Approximately how thick can the rhyodactic lithic tuff layer in the Hornitos Formation get?

a) 1 meter b) 100 meters c) 50 meters d) 10 meters

Quiz Result

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