1 Riband agate (also called ribbon agate) - agate with relatively broad bands. 2  Ring agate-agate exhibiting concentric color bands -- cf. 3  eye agate. 4  In addition, however, the term ring agate is frequently used in the marketplace to refer to any agate that is set in any ring (finger, ear, etc.).
Calories in black grapes There are: 3 calories per average black/red/purple grape19-20 calories in 1 oz or 28g of black/red/purple grapes34 calories.
Quick Answer. There are approximately 10 to 30 grapes in 1 cup, depending on the variety being measured. There are over 1,000 grape varieties, in shades of red, yellow, green and purple, ranging in size from 1/2 inch to nearly 2 inches in diameter. One pound of grapes equals approximately 2.5 cups. A 1-cup serving of table grapes contains 104 calories, 3 milligrams of sodium, 27 grams of carbohydrates, 23 grams of sugar and 1 gram of protein. Grapes can be stored, unwashed, in the refrigerator for 5 to 7 days. Washing grapes before refrigerating causes them to spoil at a faster rate.