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Domain for contact DESCRIPTION of RESULT entity
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References
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Jackson, J.A. (ed.) 1997, Glossary of Geology, 4th edn., American
Geological Institute, Virginia, 769p
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NGC 1998, Review of Data Structures for Core Groundwater Data in
Australia, NLP 97/7020 Project Report, National Groundwater Committee
Working Group on National Groundwater Data Standards, 345 p.
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Qualifier 1:
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Qualifier 2:
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Note:
QUALIFIER for contact DESCRIPTION of RESULT entity is dip/azimuth
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Attribute |
Code |
Parent |
Category |
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Synonyms |
Description |
Qualifier 1 |
Qualifier 2 |
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contact |
CON |
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conformable |
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contacts are parallel and indicate regular uninterrupted deposition
under the same general conditions |
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contact |
UNC |
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uncomformable |
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contact of erosion or non-deposition that separates younger strata
from older rocks |
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contact |
DISC |
UNC |
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disconformable |
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contact of erosion or non-deposition that separates younger strata
from older rocks that have parallel bedding planes |
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contact |
NONC |
UNC |
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nonconformable |
heterolithic unconformable |
contact of erosion or non-deposition that separates younger strata
from older plutonic igneous or metamorphic rocks |
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contact |
ERC |
UNC |
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erosional unconformable |
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contact separates older rocks that have been subject to erosion from
younger covering rocks |
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contact |
GRD |
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gradational |
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gradual contact zone where one strata merges into the next |
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contact |
ABPT |
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abrupt |
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contact between two rock types is distinct |
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contact |
FLT |
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fault |
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contact is tectonically formed as a fault zone |
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contact |
THR |
FLT |
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thrust |
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contact is the plane of a thrust fault |
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contact |
INT |
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intrusive |
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contact suggests that one rock type intruded and disrupted the other |
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contact |
ALT |
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alteration |
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contact between rock types indicates period of alteration |
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contact |
WTR |
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weathering |
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contact between rock types indicates period of weathering |
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contact |
STY |
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stylolitic |
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contact typically occurring in homogenous carbonate rocks distinguished
by an irregular and interlocking penetration of the two rock types |
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contact |
SUT |
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sutured |
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consertal |
an irregular interlocking contact without interstitial spaces |
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contact |
UNK |
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unknown |
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type of contact is unknown |
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