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Descriptive Attribute Value(s)
Collection Name/number San Clemente Island/Mesa College
Owner US Department of the Navy, Naval Facilities Engineering Command, Southwest
Micro Photo? yes; 1
Macro Photo? yes
Recovery Type Survey
Unit Not given
Depth (cm) Surface
Condition Complete
Material Class Groundstone
Object Type Donut stone
Rock Type Volcanic (vesicular, dacitic)
Weight (g) 434.0
Maximum Object Diameter (cm) 8.8
Maximum Object Thickness (cm) 4.2
Minimum Perforation Diameter (cm) 2.3
Wear Distribution Light use-wear at narrowest point of perforation.
Wear Characteristics (up To 40x) Leveling and rounding of high areas. Sheen on high areas. No striations.
Comments Biconical hole. Other id# 77BW-1-8-373
Has note The SDAC curates several ground-stone -donut- objects collected by archaeologists during survey and excavation across sites in Southern California.
CA_SCLI_1209_25_A
CA_SCLI_1209_25_B
CA_SCLI_1209_25_C_hole_10xhelicon
Suggested Citation

San Diego Archaeological Center. (2011) "SCI-09: 25 from Americas/United States/California/CA-SCLI-1209". In San Diego Archaeological Center. San Diego Archaeological Center (Ed). Released: 2011-09-21. Open Context. <https://opencontext.org/subjects/787db367-c429-4560-4e44-05df70625287> ARK (Archive): https://n2t.net/ark:/28722/k24t6mf72

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