NMNH A404235: Gold-Plated Copper #Alligator/1

Primary Title:
NMNH A404235: Gold-Plated Copper #Alligator/1
Alternate Title: Owner Object Name
Gold-Plated Copper #Alligator/1
Keyword Type: Object Class
Pendant
Keyword Type: Object Sub-class
Zoo-Saurian-Alligator
Keyword Type: Owner Provenience Record Type
Accession docs/letters
Keyword Type: Exam Methods
Visual Microscopy
Identifier: Object Number
NMNH A404235-0
Identifier: Owner Accession Number
A404235-0
Identifier: Owner Catalog Number
202030
Note: Owner Information Source
PreColumbian Master; Panama Gold
Note: Object Description
Open back cast alligator pendant with projecting ball (16 balls) decoration on back, ball eyes, two balls for nostrils, cast wire lips, and cast wire teath with open mouth. Tail curled to left. Suspension loops on inside of front legs.
Note: Owner Accession
"Collected in 1951 by M.W. Stirling at site on the Rio San Pablo, 4 miles above Sona" Accession docs
Note: Condition Review
Whole but the gold surface has flaked off or been abraded off most of the top surface. The surface appears pitted and porous. May have been coated with clear resin
Note: Follow-up Notes
Dendritic structure visible on surface
Note: Analysis Recommendations
XRF X-ray radiograph
Time Period: Examination Date
11/20/2008
Place: Object Origin
Geographic Zone: VGC-Pacific Country: Panama Province: Veraguas Site: Rio San Pablo, About 4 Mi. Above Sona Place Time Period: Site Period
Place: Curation Location
Local place: 1103A00403
Actor: Object Excavator
BAE
Actor: Owner Accession Source
Bureau Of American Ethnology; 1954-Apr-28; Transfer; 11 specimens
Actor: Object Owner
NMNH
Actor: Examination Operator
ACH
Condition: Corrosion
Note: Green-surface; poroous dark/coppery substrate. Interdendritic corrosion has left clear dendritic pattern on tops of suspension loops and corroded areas of back. There is a compact green corrosion on the surface and darker, mineralized
Condition: Coloration
Note: Gold; Coppery. Mostly dark brown/black because gold has flaked off.. but where surface is preserved, it appears gold and shiny
Materials:
Gold Alloy Note: Gold surface layer and darker substrate with evidence of dendritic structure
Technique: Fabrication Method
Cast- Open Back Note: Dendritic pattern in surface from interdendritic corrosion.
Technique: Joinery
Note: No evidence of joinery outside of wax model
Technique: Finishing
Note: Surface Enrichment Polished. Most of surface has flaked off but where it is still present, it is gold and shiny
Measurements:
Type:Number of Components Value:1 Units:components
PIDTypeTitleMetadataURL
si_2769653A404235 20090304-adj for pid si_2769653A404235 20090304-adjDownload
si_2769654A404235_03dec08_XRF1-2 for pid si_2769654A404235_03dec08_XRF1-2Download
si_2769655A404235_a_20081128_ach for pid si_2769655A404235_a_20081128_achDownload
si_2769656A404235_b_20081128_ach for pid si_2769656A404235_b_20081128_achDownload
si_2769657A404235_c_20081128_ach for pid si_2769657A404235_c_20081128_achDownload
si_2769658A404235_d_20081128_ach for pid si_2769658A404235_d_20081128_achDownload
si_2769659A404235_e_20081128_ach for pid si_2769659A404235_e_20081128_achDownload
si_2769660A404235_f_20081128_ach for pid si_2769660A404235_f_20081128_achDownload
si_2769661A404235_g_20081128_ach for pid si_2769661A404235_g_20081128_achDownload
si_568e851577841CSV iconAnalysis Results (NMNH 4042350)Download