Assertion: middle claiborne aquifer | /r/HasProperty | bounded
Facets:
value: by confining units
type: MANNER
Source sentences:
text: Although the uppermost aquifers of the Mississippi embayment aquifer system, the upper and the middle Claiborne aquifers, are bounded above and below by confining units in most places, the lower Claiborne-upper Wilcox aquifer and the middle and the lower Wilcox aquifers are not separated by confining units.