NMAI 237890: Nose Ring

Primary Title:
NMAI 237890: Nose Ring
Alternate Title: Owner Object Name
Nose Ring
Keyword Type: Object Class
Sheathing
Keyword Type: Object Sub-class
Ring
Keyword Type: Owner Provenience Record Type
Accession docs/letters
Keyword Type: Exam Methods
Visual Microscopy
Identifier: Object Number
NMAI 237890
Identifier: Owner Accession Number
237890
Note: Owner Information Source
PreColumbian Master; Panama Gold
Note: Object Description
Cast closed core nose ring. Open ring with rounded body and flattened ends. Two openings facing the center reveal the mostly hollow interior. There is some black material on the interior, perhaps remaining core material. 7.5g?
Note: Owner Accession
Panama. Purchased from Philip L. Dade by Dr Arthur Sackler
Note: Research Notes
Dockstader/Dade correspondence (Dade Nov.22, 1966): Refers to two nose rings from Upper Bayano river
Note: Condition Review
There are several large dents and scratches/gouges in the metal. There is a brown-black accretion on the interior that may be core material.
Note: Follow-up Notes
Special Followup, Cast or hammered? Very interesting structure. Possibly core remaining
Note: Analysis Recommendations
XRF X-ray radiograph ESEM-EDS Other
Time Period: Owner Accession Date
1966
Time Period: Examination Date
1/30/2009
Place: Object Origin
Geographic Zone: Darién, Bayano river Country: Panama Province: Darien Site: Place Time Period: Site Period
Place: Curation Location
Local place:
Actor: Object Excavator
Dade, Philip?
Actor: Owner Accession Source
Sackler, Dr. Arthur M. (Purchased from Philip L Dade and Presented, 1/1/1966)
Actor: Object Owner
NMAI
Actor: Examination Operator
ACH
Condition: Corrosion
Note: No corrosion
Condition: Coloration
Note: Gold surface coloration with some areas that are more coppery.
Condition: Usewear Toolmarks
Note: Possible core material remaining on interior
Condition: Pseudomorphs
Note: None
Materials:
Gold Alloy Note: Gouges in the metal show a coppery interior
Technique: Fabrication Method
Cast- Closed Core Other/Unknown Note: Possibly dendritic pattern on the edge of one of the ends. No evidence of hammering. Thick walls. Most likely cast?
Technique: Joinery
Note: Other/Unknown
Technique: Finishing
Note: Surface Enrichment Polished. Gouges/Scratches in the metal show a coppery interior
Measurements:
Type:Number of Components Value:1 Units:components
PIDTypeTitleMetadataURL
si_2771935237890_0.63x_open core for pid si_2771935237890_0.63x_open coreDownload
si_2771936237890_0.63x_ring for pid si_2771936237890_0.63x_ringDownload
si_2771937237890_0.63x_ring2 for pid si_2771937237890_0.63x_ring2Download
si_2771938237890_a 20090414 ach for pid si_2771938237890_a 20090414 achDownload
si_2771939237890_b 20090414 ach for pid si_2771939237890_b 20090414 achDownload
si_2771940237890_c 20090414 ach for pid si_2771940237890_c 20090414 achDownload
si_2771941237890_d 20090414 ach for pid si_2771941237890_d 20090414 achDownload
si_568e851512c70CSV iconAnalysis Results (NMAI 237890)Download