Sea coast plan
Р - Distance from "black" sand accumulation to water border
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"Multilayer" |
- "black" sand accumulation on the beach has a layer structure, with "black" sand layer and ordinary sand layer alternation | |||||||||||||||||||||||
"Diff." |
- "black" sand accumulation is a mixture with ordinary sands and does not have any exact borders | |||||||||||||||||||||||
