Последние добавленные видео:
chert
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2 years ago
10200 2 years ago 5:54What is CHERT ? (with examples)
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3 years ago
9219 3 years ago 32:38Let's Talk about Chert
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3 years ago
21512 3 years ago 10:46Rockhounding 101: What is Chert and Flint???
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2 days ago
74 2 days ago 3:36ឆោមអើយឆោមឆើត ភ្លេងសុទ្ធ | Chom ery chom chert karaoke
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1 year ago
26676 1 year ago 10:48What is the Difference Between Agate, Jasper, Chalcedony, and Chert? #gems #science #crystals #rocks
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1 year ago
1312 1 year ago 7:14Non Clastic Sedimentary Rocks Limestone, Siliceous Chert, Coal, Evaporite Gypsum, Iron in Geology
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5 years ago
33232 5 years ago 5:16How to Find Chert/Flint, Finding Chert