coins \ Coin \ United States of America \ $20 (Twenty Dollars) \ $20 Liberty Gold Type 3 \ 1878 \ Philadelphia
The $20 Liberty Gold coin, specifically the Type 3 variant minted in 1878 at the Philadelphia mint, features a design with a Liberty head on the obverse and an eagle on the reverse. This coin is made of 90% gold and 10% copper, weighing approximately 33.436 grams, and has a diameter of 34 mm. The Type 3 design was produced from 1877 to 1907, characterized by a more refined rendition of Liberty’s portrait and a simpler eagle design compared to its predecessors. Collectibility is influenced by factors such as mint condition, rarity, and historical significance, making this coin desirable among numismatists.