1. What is 90% Silver?

90% silver refers to coins minted before 1965 in the United States that contain 90% silver and 10% copper. These include dimes, quarters, half dollars, and dollar coins produced before that date.

2. How the Calculator Works

The calculator uses the simple formula:

Where:

• \( Weight \) — Total weight of your silver coins in troy ounces
• \( 0.90 \) — The purity factor (90% silver)
• \( Spot \) — Current market price of silver per troy ounce

3. Common 90% Silver Coins

Examples:

• Mercury Dimes (1916-1945)
• Roosevelt Dimes (1946-1964)
• Washington Quarters (1932-1964)
• Walking Liberty Half Dollars (1916-1947)
• Franklin Half Dollars (1948-1963)
• Kennedy Half Dollars (1964 only)

4. Using the Calculator

Steps:

1. Weigh your silver coins (in troy ounces)
2. Check current silver spot price
3. Enter both values into the calculator
4. Get the current melt value of your 90% silver coins

5. Frequently Asked Questions

Q1: How much silver is in a 90% silver dime?
A: Approximately 0.0723 troy ounces of pure silver per dime.

Q2: Is 90% silver worth more than spot price?
A: Often yes, as collectors may pay premiums for certain coins in good condition.

Q3: Where can I find the current silver spot price?
A: Major financial websites and precious metals dealers display current spot prices.

Q4: Should I sell my 90% silver coins for melt value?
A: Rare or collectible coins may be worth more than their silver content - consult a numismatist.

Q5: How do I store 90% silver coins?
A: In a cool, dry place using proper coin holders to prevent tarnishing and damage.