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Descriptive Attribute Value(s)
Collection Name/number SDAC-224
Owner San Diego Archaeological Center
Micro Photo? yes; 1
Macro Photo? yes
Recovery Type Excavation
Unit N2/E2&N13/E8
Depth (cm) 30-40; 10-20
Condition Broken
Material Class Groundstone
Object Type Donut stone
Rock Type Metamorphic (schist)
Weight (g) 286.0
Maximum Object Diameter (cm) Not measurable
Maximum Object Thickness (cm) 2.0
Minimum Perforation Diameter (cm) 1.6
Wear Distribution No use-wear on any surfaces, confirming identification as heating stone rather than donut stone.
Wear Characteristics (up To 40x) No use-wear on any surfaces, confirming identification as heating stone rather than donut stone.
Comments Probable heating or cooking stone (not donut stone). Two conjoining fragments. Biconical hole.
Has note The SDAC curates several ground-stone -donut- objects collected by archaeologists during survey and excavation across sites in Southern California.
CA_SDI_681_1973_1738(1340)_A.jpg
CA_SDI_681_1973_1738(1340)_B.jpg
CA_SDI_681_1973_1738(1340)_C.jpg
CA_SDI_681_1973_1738(1340)_D_hole_10x
Suggested Citation

San Diego Archaeological Center. (2011) "SDAC-224: 1738 from Americas/United States/California/CA-SDI-681". In San Diego Archaeological Center. San Diego Archaeological Center (Ed). Released: 2011-09-21. Open Context. <https://opencontext.org/subjects/45497948-a424-43fe-c060-a08863bb84ac> ARK (Archive): https://n2t.net/ark:/28722/k2pk0dd5f

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