downthrow


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downthrow

(ˈdaʊnˌθrəʊ)
n
1. the state of throwing down or being thrown down
2. (Geological Science) geology the sinking of rocks on one side of a fault plane
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Ramsay has published an account of a downthrow in Anglesea of 2300 feet; and he informs me that he fully believes there is one in Merionethshire of 12,000 feet; yet in these cases there is nothing on the surface to show such prodigious movements; the pile of rocks on the one or other side having been smoothly swept away.
The outcrops are additionally dissected by NE-SW normal and strike-slip faults, which progressively downthrow the section to the south.
"I hold a beast, an angel, and a madman in me, and my enquiry is as to their working, and my problem is their subjugation and victory, downthrow & upheaval, and my effect is their self-expression." The beast broke his ankles and ribs.