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National Geologic Map Database

Geologic Unit: Maxon

Usage:

Maxon Formation of Trinity Group (TX*)
Maxon Sandstone (TX)


Geologic age:

late Early Cretaceous (Albian)*


Type section, locality, area and/or origin of name:

Type locality: Maxon Station, near point where the Southern Pacific RR leaves Marathon basin, northeastern Brewster Co., TX. Named from Maxon Station (King, 1930).
[No longer exists; formerly a rail siding and station stop on the Southern Pacific RR 29 mi southeast of Marathon. It was once called Maxon Spring after Lt. Mason M. Maxon, who discovered the spring while on calvary patrol in 1871. Located in vicinity of Lat. 30 deg. 04 min. 15 sec. N., Long. 102 deg. 51 min. 14 sec. W., Tesnus SE 7.5-min quadrangle, TX (from Handbook of Texas Online (http://www.tshaonline.org/handbook/online/articles/MM/hvm51.html); G.F. Cram, 1888, Railroad and County map of Texas, scale 1:2,344,000 (available online through TXGenWeb).]


AAPG geologic province:

Permian basin*


For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.

Asterisk (*) indicates published by U.S. Geological Survey authors.

"No current usage" (†) implies that a name has been abandoned or has fallen into disuse. Former usage and, if known, replacement name given in parentheses ( ).

Slash (/) indicates name conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).