Coin Terminology and Glossary

The Coin Collecting Dictionary includes 546 titles used widely in the coin collectors community, and has received over 936411 search inquires.

Selected title: Patina

Explanation: A green or brown surface film found on ancient copper and bronze coins caused by oxidation over a long period of time

Most popular coin titles

Definition	Searches	Percentage
Specimen Proof (SP-70 or PF-70)	54268	13.98%
Silver Clad	31380	8.08%
Coin Silver	23455	6.04%
Slabbed Coins	22288	5.74%
BN	21833	5.62%
Encapsulated Coin	21092	5.43%
RB	20183	5.20%
Deep Cameo (DC or DCAM)	17483	4.50%
PF (PF60, PF70)	17093	4.40%
Reeded Edge	16194	4.17%
Ultra Cameo (UCAM)	16187	4.17%
PQ	14955	3.85%
PR (PR60, PR70)	14803	3.81%
MS (MS60-MS70)	14795	3.81%
Rarity	14790	3.81%
Incuse	13928	3.59%
Coin drop	13680	3.52%
High Relief	13680	3.52%
Reverse Cameo	13221	3.40%
Obverse or Face side	12954	3.34%