Arkansas, in fact if you visit Crater of Diamonds State Park, you can actually try your hand at Diamond prospecting.
Delaware's nickname "the Diamond State" is a reference to its state flag, which has its coat of arms on a large diamond-shaped field.
A diamond because a baseball field is a diamond shape
Control of the diamond field is usually maintained by the title holder to the land.
It is shaped as a diamond.
The shape of a baseball diamond was designated by Alexander Cartwright because he wanted the field to be different than that of the field in the sport rounders. The rounders field is in the shape of a square, not a diamond.
The field test for a diamond is 'extreme hardness'.
The diamond pattern of the grass on a baseball field is accomplished by the pattern of mowing.
At the center of the diamond, Center of the field
The field test for diamond is 'extreme hardness'.
The field test for diamond is 'extreme hardness'.
A person who mows the grass on a baseball field is called a groundsman.
In the United States, Arkansas is the home of the Crater of Diamonds State Park, where anyone can dig and keep any diamonds found.