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Nonstructure 503, extramural surface
About this Nonstructure
General Location
Central part of the site.
Specific Location
Just north of the roomblock in Architectural Block 500.
Selection Criteria
Surface was encountered during excavations to expose the outside face of the north wall of the roomblock.
Use
Outdoor use surface associated with the construction and occupation of the roomblock in Architectural Block 500.
Abandonment
Abandoned when occupation of this area ended.
Postabandonment Process
Covered with cultural deposits from roomblock occupation, then wall fall and aeolian/alluvial sediments.
Dating of Construction
The presence of Mesa Verde Black-on-white pottery beneath this surface leads to the inference that this surface was used sometime after A.D. 1180.
Dating of Abandonment
This surface was abandoned sometime after A.D. 1180; this inference is based on the presence of Mesa Verde Black-on-white pottery beneath this surface.
Date Range
2 (A.D. 1100–1225)
Site-Wide
Dating
Excavation Details for Excavation Units
In order by excavation unit number.
Excavation Unit
73
Location
2-x-1 meter grid unit, long axis oriented north-south 1090N 1001E.
Central part of site.
Along north wall of roomblock in Architectural Block 500.
Selection Criteria
Judgmental. To expose roomblock masonry and determine presence of earlier occupations beneath roomblock.
Excavation Strategy
Natural strata.
Unit Ends at
Undisturbed native sediment.
Study Unit(s) Identified in this Excavation Unit