Word.ws English Dictionary

sub-outcrop

sub-outcrop noun: a rock stratum that was once exposed at an ancient erosion surface and unconformably underlies another rock stratum.

Noun

sub-outcrop (plural sub-outcrops)

  1. A rock stratum that was once exposed at an ancient erosion surface and unconformably underlies another rock stratum.
    • Beyond the eastern limit the outcrop dips below the Black Reef and Dolomite formations; but the sub-outcrop, sweeping round and striking south-east, has been traced by bore-holes for another ten or twelve miles.1917, Cuthbert Baring Horwood, The Gold Deposits of the Rand, page 160
    • The sub-outcrop on the northern part of Rietfontein No. 4 and Benoni No. 3 is fixed by several bore-holes and by mine workings.1924, Mining Publications (publisher), The Mining Magazine, Volumes 30-31, page 372

Examples of sub-outcrop in a sentence

  • Certain pellets are very homogeneous in appearance, with practically no endogangue; grains of this type are frequently contained in sub-outcrop strata.1986, Maurice Slansky, Geology of Sedimentary Phosphates, page 50:
  • Subsequently, a low-altitude airborne geophysical survey was flown over the whole area, and the results were useful in determining the extent and structure of the carbonatite sub-outcrop.2015, Wolfgang Derek Maier, Raimo Lahtinen, Hugh O'Brien, Mineral Deposits of Finland, page 28:

Forms of sub-outcrop

pluralsub-outcrops

Origin of sub-outcrop

From sub- + outcrop.

Questions about sub-outcrop

What does sub-outcrop mean?
Sub-outcrop means a rock stratum that was once exposed at an ancient erosion surface and unconformably underlies another rock stratum.
How do you use sub-outcrop in a sentence?
Certain pellets are very homogeneous in appearance, with practically no endogangue; grains of this type are frequently contained in sub-outcrop strata.
What part of speech is sub-outcrop?
Sub-outcrop is a noun.
What is the plural of sub-outcrop?
The plural of sub-outcrop is sub-outcrops.

Words near sub-outcrop in the dictionary

  1. sub-national
  2. sub-nationals
  3. sub-optimal
  4. sub-optimalities
  5. sub-optimality
  6. sub-outcrop
  7. sub-outcrops
  8. sub-page
  9. sub-pages
  10. sub-par
  11. sub-para.

Source and license

Adapted from Wiktionary: sub-outcrop (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “sub-outcrop.” Word.ws, https://word.ws/sub-outcrop. Based on Wiktionary, CC BY-SA 4.0.