2008-S Arizona Silver Proof Quarter with 90% silver and 10% copper composition, but showing heavy golden-brown toning, oxidation, and significant surface damage that severely compromises the original mirror-finish and frosted proof details. Bulk lot buyers and silver stackers target these for metal content, worth roughly 0.1808 troy ounces of pure silver, while numismatic collectors avoid deteriorated proofs. Inspect closely for whether damage is environmental toning or corrosion, and verify the San Francisco mint mark is clearly visible before bidding, since condition directly affects whether this has any collector premium over melt value.
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Description from HiBid
2008-S Arizona Silver Proof Quarter $130
This 2008-S Arizona State Silver Proof Quarter is a prestigious numismatic collectible struck at the San Francisco Mint with a composition of 90% silver and 10% copper. Part of the iconic 50 State Quarters Program, the reverse design showcases a majestic view of the Grand Canyon alongside a Saguaro cactus, symbolizing the rugged beauty of the "Grand Canyon State." A banner reading "Grand Canyon State" separates the two elements, emphasizing Arizona's natural heritage. As a proof strike, this coin was produced using specially polished dies and planchets to create a mirror-like finish with frosted details, though this specific specimen exhibits a unique, heavy golden-brown toning or environmental patina that adds distinct character. For collectors, the silver proof version is highly desirable due to its lower mintage compared to standard circulation issues and its precious metal content, making it a cornerstone for any complete set of modern American coinage.
Condition: The coin appears to be in poor condition for a proof strike, exhibiting significant surface environmental damage, heavy toning, or residue that obscures the original mirrored luster and frosted details. While the design elements remain visible, the "Proof" quality is severely compromised by what looks like oxidation or improper storage. The mint is the San Francisco Mint, indicated by the S mint mark. The metal content for this specific 2008-S Silver Proof issue is 90% silver and 10% copper. Historically, this coin is part of the 50 State Quarters Program, representing Arizona as the 48th state admitted to the Union, featuring the Grand Canyon and a Saguaro cactus. The strike type is a Proof strike, originally intended to have sharp details and a cameo effect. Regarding grading and collector value, an ungraded coin in this deteriorated state is worth significantly less than a pristine Deep Cameo (DCAM) example. While a perfect PF70 specimen might carry a premium, this specific coin's value is likely limited to its silver melt content (approximately 0.1808 troy ounces of pure silver), as the damage makes it unattractive to numismatic collectors. The $130 price point is extremely excessive, as these typically sell for $10 to $15 in excellent condition.
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