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|Coordinates||Lat. N 38°06' Long.W 85°06'|
|Age Ma or date||452.0|
|Remarks|| Diameter of 3.2 km is also mentioned.|
It is suggested that iridium anomalies found in Jeptha Knob are extraterestrial in origin. Also there is structural evidences.
It is a known fact that almost all so called cryptoexplosion structures are later identified as impact structures. Jeptha Knob has be suggested to be a cryptoexplosion structures. However, no true cryptoexplosion structures is known.
|CoM 1985||Graham, Bevan and Hutchison, ''Catalogue of Meteorites'', 4th Edition, (1985).|
|Seeger||Seeger C.R., Asaro F., Michel H. and Noland A.V., ''The search for Jeptha Knob iridium, continued''. LPSC XIX|
|Seeger 1985||Seeger C.R., Asaro F., Michel H., Alvarez W. and Alvarez L., ''Iridium discovery at the Jeptha Knob cryptoexplosion structure, Kentucky''. Lunar and Planetary Institute (1985)|
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