NMAI 233537: Finger Ring

Primary Title:
NMAI 233537: Finger Ring
Alternate Title: Owner Object Name
Finger Ring
Keyword Type: Object Class
Ornament
Keyword Type: Object Sub-class
Ring-Finger
Keyword Type: Exam Methods
Visual Microscopy
Identifier: Object Number
NMAI 233537
Identifier: Owner Accession Number
233537
Note: Owner Information Source
PreColumbian Master; Panama Gold
Note: Object Description
Cast finger ring with twisted cast wire decoration and four small cast frogs lined up together on the edge of one side of the ring. There are additional blobs and square protrusions on the interior that may be artifacts from the cast. 6.2g
Note: Owner Accession
Panama; Veraguas Province; Santa Fe District; Veraguas
Note: Research Notes
(transferred to MCI for analysis July 2009)
Note: Condition Review
There is a clear coating present on the surface. There are a number of gold alloy blobs on the interior surface that may be past repairs, but appears in good condition.
Note: Follow-up Notes
Special. Good to analyze areas of different coloration to determine composition.. and possible repairs
Note: Analysis Recommendations
XRF X-ray radiograph ESEM-EDS
Time Period: Owner Accession Date
1964
Time Period: Examination Date
1/8/2009
Place: Object Origin
Geographic Zone: VGC, Santa Fe District Country: Panama Province: Veraguas Province Site: Veraguas Place Time Period: Site Period
Place: Curation Location
Local place: CRC
Actor: Object Excavator
Dade, Philip
Actor: Owner Accession Source
Dade, Philip (Museum Purchase/Purchased, 1/1/1964)
Actor: Object Owner
NMAI
Actor: Examination Operator
ACH
Condition: Corrosion
Note: Green-surface. There is a small amount of green corrosion visible in a few crevices
Condition: Coloration
Note: The surface is gold in some areas and pinkish coppery in other areas.
Condition: Pseudomorphs
Note: None
Materials:
Gold Alloy Note: Appears gold in some areas and coppery in others
Technique: Fabrication Method
Cast- Solid Note: many casting flaws, especially in the small cast frogs. Surface is porous and pitted. Extra pieces on interior may have been used as vents or channels.
Technique: Joinery
Note: Other/Unknown. All in wax model- may have subsequent repairs
Technique: Finishing
Note: Some of the surface is gold and some is coppery, perhaps indicating surface enrichment followed by abrasion?
Measurements:
Type:Number of Components Value:1 Units:components
PIDTypeTitleMetadataURL
si_2771629233537_1 for pid si_2771629233537_1Download
si_2771630233537_2 for pid si_2771630233537_2Download
si_2771631233537_3 for pid si_2771631233537_3Download
si_2771632233537_4 for pid si_2771632233537_4Download
si_2771633233537-242461 20090831 ach DSC06420 for pid si_2771633233537-242461 20090831 ach DSC06420Download
si_2771639233537_0.63x_color difference for pid si_2771639233537_0.63x_color differenceDownload
si_2771640233537_0.63x_frog ring_interior for pid si_2771640233537_0.63x_frog ring_interiorDownload
si_2771641233537_0.63x_frog ring_repair for pid si_2771641233537_0.63x_frog ring_repairDownload
si_2771642233537_bt01_20090123_cn for pid si_2771642233537_bt01_20090123_cnDownload
si_2771643233537_bt02_20090123_cn for pid si_2771643233537_bt02_20090123_cnDownload
si_2771644233537_bt03_20090123_cn for pid si_2771644233537_bt03_20090123_cnDownload
si_2771645233537_bt04_20090123_cn for pid si_2771645233537_bt04_20090123_cnDownload
si_568e85150adbaCSV iconAnalysis Results (NMAI 233537)Download