acute angle block

acute angle block

[ə′kyüt ¦aŋ·gəl ′bläk]
(geology)
A fault block in which the strike of strata on the down-dip side meets a diagonal fault at an acute angle.
References in periodicals archive ?
It was curtains for Chester on 76 minutes when, at one end, Grand saw an effort from an acute angle blocked, with Telford breaking up the pitch.
But it was curtains for the Blues on 76 minutes when, at one end, Grand saw an effort from an acute angle blocked, with Telford breaking up the pitch and Udoh freed on the halfway line, galloping clear before calmly slotting past Chester keeper Shenton.
The visitors started much the better and the first warning came after just five minutes when Roche left Dave Haywood on his backside and broke away, sidestepped the advancing Nathan Woakes but saw his pullback from an acute angle blocked by Tom Guiney.
Nugent had a powerful shot from an acute angle blocked by Gabor Kiraly, but it was a brief respite for the visitors.
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