NMNH A391971: Gold-Plated Ornament - King Vulture

Primary Title:
NMNH A391971: Gold-Plated Ornament - King Vulture
Alternate Title: Owner Object Name
Gold-Plated Ornament - King Vulture
Keyword Type: Object Class
Pendant
Keyword Type: Object Sub-class
Zoo-Bird
Keyword Type: Owner Provenience Record Type
Accession docs/letters
Keyword Type: Exam Methods
Visual Microscopy
Identifier: Object Number
NMNH A391971-0
Identifier: Owner Accession Number
A391971-0
Identifier: Owner Catalog Number
181570
Note: Owner Information Source
PreColumbian Master; Panama Gold
Note: Object Description
Open back cast bird pendant with small hemispherical body and projecting legs, ball in ring eyes, open curved beak, 5 small hemispherical projections on either wing, and flat, thin tail. Au-Cu alloy with surface enrichment. One suspension loop at center back.
Note: Owner Accession
Gold-plated ornaments from shaft tombs in vicinity of Sona, Veraguas Panama. presented to teh US national Museum by Mr.Karl P. Curtis. Some were collected by the donor but a majority were acquired from juan Graticos "a professional tomb looter of Sona"
Note: Condition Review
Almost entirely mineralized and very fragile. Past restoration of PL wing evident from break and yellowed adhesive. Entire core appears black and mineralized and there is extensive loss of metal substrate, leaving gold layer suspended over surface and flaking off.
Note: Follow-up Notes
Too mineralized to produce relevant results (except thickness of gold layer
Note: Analysis Recommendations
XRF
Time Period: Examination Date
11/10/2008
Place: Object Origin
Geographic Zone: VGC-Pacific Country: Panama Province: Veraguas Site: Sona, Shaft Tombs In Vicinity Of Place Time Period: Site Period
Place: Curation Location
Local place: 1103A00403
Actor: Object Excavator
Sr.Juan Gratacos (?)
Actor: Owner Accession Source
Curtis, Karl P; 1949-Jan-13; Gift; 13 specimens
Actor: Object Owner
NMNH
Actor: Examination Operator
ACH
Condition: Corrosion
Note: Green-surface; Green-core; Black-core. Some green corrosion and brown accretions on surface, but mostly cleaned revealing gold. Some broken areas also reveal pockets of green corrosion at center of black material
Condition: Coloration
Note: Shiny gold surface with green corrosion on top and black mineralized material underneath
Condition: Usewear Toolmarks
Note: lScratches. Likely scratched during cleaning
Condition: Pseudomorphs
Note: None
Materials:
Alloy with Surface Enrichment Gold Alloy Note: Gold surface with green corrosion and black center
Technique: Fabrication Method
Cast- Open Back Note: open back cast. Slightly irregular edges of tail may indicate hammering
Technique: Joinery
Note: All cast
Technique: Finishing
Note: All in wax model Surface Enrichment.Small hemispherical projections on wings.. those on the PL wing exhibit preferential corrosion at their centers
Measurements:
Type:Number of Components Value:1 Units:components
PIDTypeTitleMetadataURL
si_2769155A391971_145Kv_03_04_09-adj for pid si_2769155A391971_145Kv_03_04_09-adjDownload
si_2769156A391971_a_20081112_ach for pid si_2769156A391971_a_20081112_achDownload
si_2769157A391971_b_20081112_ach for pid si_2769157A391971_b_20081112_achDownload
si_2769158A391971_c_20081112_ach for pid si_2769158A391971_c_20081112_achDownload
si_2769159A391971_d_20081112_ach for pid si_2769159A391971_d_20081112_achDownload
si_568e8515711faCSV iconAnalysis Results (NMNH 3919710)Download