Assertion: gold | /r/HasProperty | 22 karat
Facets:
Source sentences:
text: Most gold coins minted since 1800 are 90–92% gold (22 karat), while most of today's gold bullion coins are pure gold, such as the Britannia, Canadian Maple Leaf, and American Buffalo.
text: Each of the four sizes contains 91.67% gold (22 karat), 3% silver, and 5.33% copper.