2007-S Utah State Quarter, Silver Proof Edition
Coin/Bullion · United States Mint, specifically the San Francisco Mint facility (indicated by the 'S' mint mark traditionally associated with silver proof sets of this era).
Pattern: 50 State Quarters Program; Utah 'Crossroads of the West' design by Joseph Menna.
Type
Coin/Bullion
Maker
United States Mint, specifically the San Francisco Mint facility (indicated by the 'S' mint mark traditionally associated with silver proof sets of this era).
Material
90% Silver, 10% Copper (specifications for 2007 silver proof issues). Total weight 6.25 grams; silver content 0.1808 troy oz.
Dimensions
Diameter: 24.26 mm (0.955 in); Thickness: 1.75 mm; Weight: 6.25 grams.
Description
A numismatic silver coin commemorating Utah's statehood. The reverse design features the historic meeting of the engines at Promontory Summit in 1896, signifying the completion of the First Transcontinental Railroad. The design is characterized by crisp linework and high-contrast proof frosting.
Key Features
Design features the 'Golden Spike'; includes the state name 'UTAH' and the year of statehood '1896' above the central image.
Material & Composition
90% Silver, 10% Copper (specifications for 2007 silver proof issues). Total weight 6.25 grams; silver content 0.1808 troy oz.
Finish & Decoration
Proof finish featuring frosted cameo relief against mirror-like polished fields. Reverse depicts two steam locomotives moving toward the Golden Spike that joined the Union Pacific and Central Pacific railroads.
Hallmarks & Stamps
Mint mark 'S' (on obverse, not visible in photo); '900 Fine' (not stamped on coin but metallurgical standard); 'E PLURIBUS UNUM' and 'UTAH 1896' stamps.
Construction Details
Struck by high-pressure coin presses using specially polished dies and planchets to create a proof strike; reeded edge.
Functional Features
Legal tender currency with a face value of 25 cents, though primarily intended for numismatic collection.
Handle & Grip Details
N/A (Numismatic item; handled via edges only to preserve proof surfaces).
Craftsmanship Details
Precision die-striking typical of the US Mint’s proofing process, showing high relief and Sharp details in the locomotive cattle catchers and wheels.
Authentication Indicators
Design elements match US Mint master hubs for 2007; 'S' mint mark (implied context) and silver weight/ping test would confirm composition vs. copper-nickel clad versions.
Origin & Manufacturing
United States of America; San Francisco Mint, California.
Era & Period
Modern Numismatic Era (1999-2008 State Quarters Program).
Age Estimate
Dated 2007; produced in the 2007 calendar year.
Cultural Significance
Represents the industrial unification of the United States and the symbolic role of the West in American expansion.
Condition Notes
Circulated/Handling wear visible. Evidence of hairline scratches and surface contact marks. Some darkening/tarnish spotting on the right side. Condition: Good to Very Good (unusual for an originally protected proof coin).
Value Estimate
$5.00 - $10.00 USD based on current spot silver price and numismatic premium for a circulated proof.
Care & Maintenance
Do not clean or polish with abrasives. Store in an acid-free PVC-free flip or capsule. Handle only by the edges using cotton gloves to prevent skin oils from causing toning.
Similar Pieces
Standard copper-nickel clad Utah quarters (no intrinsic silver value); 2007-S Clad Proof quarters (mirror finish but no silver content).
Interesting Facts
The Utah quarter was the 45th coin released in the 50 State Quarters Program. The silver versions were only available in special Silver Proof Sets, never released into general circulation.