Nonstructure 203, extramural surface

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Features

Hearth (Feature 1) Top of page
General description
Large, circular hearth.
Use history
Hearth; ash fill mixed with midden and natural deposits after last use.
Associated features
Possibly, Nonstructure 203 Feature 2.
Excavation procedure
West half excavated as full cut; east half excavated as full cut.
Portion excavated
Entire portion feature within unit was excavated; portion excavated is estimated to have been 90 percent of feature.
Horizontal location
Northeast portion of unit.
Vertical location
Excavated into Surface 1.
Construction
Feature was excavated into underlying sterile deposits.
Remodeling/ modification
No
Thermal alteration
Yes. Portions of rim are fire-reddened.
Sooting
No
Sealed
No
Preservation
Good.
Degree of preservation
Rim of hearth has only been preserved in one small section along west edge.
Shape in plan view
Actual:  unknown.
Inferred:  basin-shaped.
Shape in cross section
Actual:  unknown.
Inferred:  round.
Shape comments
Dimensions
 
Actual
Complete?
Inferred
Comments
Length
63
No
66
East-west.
Width
57
No
66
North-south.
Height
No
Depth
12
Yes
Stratigraphy
Stratum
Interpretation
Inclusions
Disturbance
Color
Texture
1
primary refuse mixed with post-abandonment deposits
calcium carbonate and charcoal flecking; 2 small pieces of sandstone, 1 small piece conglomerate
insect burrowing
dark brown
silt
Pit: not further specified (Feature 2) Top of page
General description
Small pit excavated into sterile deposits.
Use history
Use is unknown; feature has filled in with post-abandonment deposits of Nonstructure 226.
Associated features
Possibly Nonstructure 203 Feature 1.
Excavation procedure
Feature exposed while excavating a small, north-south trench along the east profile wall to determine the nature of the deposit into which Feature 1 was excavated; exposed profile was drawn.
Portion excavated
Not excavated, recorded in profile only.
Horizontal location
Southeast portion of unit; extends into east profile.
Vertical location
Surface 1.
Construction
Pit was excavated into sterile deposits; unlined; straight walls tapering inward slightly toward the bottom.
Remodeling/ modification
No
Thermal alteration
No
Sooting
No
Sealed
No
Preservation
Poor.
Degree of preservation
Shape in plan view
Actual:  unknown.
Inferred:  rectangular.
Shape in cross section
Actual:  unknown.
Inferred:  round.
Shape comments
Dimensions
 
Actual
Complete?
Inferred
Comments
Length
No
Width
17
No
North-south.
Height
No
Depth
19
Yes
Stratigraphy
Stratum
Interpretation
Inclusions
Disturbance
Color
Texture
1
Post-abandonment cultural fill
charcoal flecks, calcium carbonate flecks, burned adobe, ash
none noted
strong brown
silty clay loam