50 Pence - Elizabeth II (Rosalind Franklin; Gold Proof) 2020 front 50 Pence - Elizabeth II (Rosalind Franklin; Gold Proof) 2020 back
50 Pence - Elizabeth II (Rosalind Franklin; Gold Proof) 2020 photo
© The Royal Mint, 2020

50 Pence - Elizabeth II Rosalind Franklin; Gold Proof

2020 year
Gold (.9167) 15.5 g 27.3 mm
Description
Issuer
United Kingdom (United Kingdom, British Overseas Territories and Crown Dependencies)
Queen
Elizabeth II (1952-2022)
Type
Non-circulating coin
Year
2020
Value
50 Pence 0.50 GBP = USD 0.65
Currency
Pound sterling (decimalized, 1971-date)
Composition
Gold (.9167)
Weight
15.5 g
Diameter
27.3 mm
Shape
Equilateral curve heptagon (7-sided)
Technique
Milled
Orientation
Medal alignment ↑↑
Updated
2024-10-09
References
Numista
N#228236
Rarity index
97%

Reverse

Image of Photograph 51, legend right.

Script: Latin

Lettering:
ROSALIND FRANKLIN
DNA
PHOTOGRAPH 51
DK

Engraver: Dave Knapton

Edge

Plain

Comment

Rosalind Franklin was made famous for Photograph 51 which confirmed the existence of DNA as we know it today. The second release in the Innovation in Science series, this coin celebrates the 100th anniversary of Rosalind Franklin's birth. Issue limit: 250. This design was also struck in copper-nickel, silver proof and silver piedfort.

© The Royal Mint, 2020

Interesting fact

One interesting fact about the Rosalind Franklin 50p coin is that it features a unique design that commemorates the life and work of Rosalind Franklin, a British biophysicist who made significant contributions to the discovery of the structure of DNA. The coin's design includes an image of Franklin, as well as a depiction of the famous "Photograph 51" taken by Franklin in 1952, which provided crucial evidence for the double helix structure of DNA. This coin is a rare and valuable collector's item, with only 1,495 gold proof coins minted.