Global Gemology - Rare Gems & Jewels
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50 States Quarters


Obverse of a 2006 Colorado Quarter
Obverse
Reverse of a 2006 Colorado Quarter
Reverse
Country:  United States
​​Denomination:  $0.25
Composition:  ​91.7% Copper, 8.3% Nickel
Years of Minting:  1999-2008
Diameter:  24.3 mm
Gross Weight:  5.7 grams
Edge:  Reeded
Designer:  Various Designers


Photos courtesy of Scott Papper, GIA GG, AJP, CM (NAJA), Global Gemology & Appraisals

D.C. & U.S. Territories Quarters
Type 1 - Clad


Obverse of a 2017 Washington D.C. Quarter
Obverse
Reverse of a 2017 Washington D.C. Quarter
Reverse
Country:  United States
​​Denomination:  $0.25
Composition:  ​91.7% Copper, 8.3% Nickel
Years of Minting:  2009
Diameter:  24.3 mm
Gross Weight:  5.7 grams
Edge:  Reeded
Designer:  Various Designers


Photos courtesy of Scott Papper, GIA GG, AJP, CM (NAJA), Global Gemology & Appraisals

D.C. & U.S. Territories Quarters
Type 2 - Silver


Country:  United States
​​Denomination:  $0.25
Composition:  ​90% Silver, 10% Copper
Years of Minting:  2009
Diameter:  24.3 mm
Gross Weight:  6.3 grams
Edge:  Reeded
Designer:  Various Designers


Photos courtesy of Scott Papper, GIA GG, AJP, CM (NAJA), Global Gemology & Appraisals
  • HOME
  • ABOUT
  • SHOP
  • SERVICES
    • APPRAISALS
    • EXPERT WITNESS TESTIMONY
    • SELL YOUR JEWELRY
  • GEMOLOGY
    • GEM ENCYCLOPEDIA
    • THE ART OF GEMOLOGY
  • JEWELRY EDUCATION
    • DIAMOND FACTS
    • JEWELER DIRECTORY
    • JEWELRY PERIODS
    • POCKET WATCHES
    • NATIVE AMERICAN JEWELRY
  • GLOSSARY