However, in 2005, it was reported that miners in Madagascar dug up a gem weighing 1,182 pounds which has also been feted as the world's largest emerald. Of less contention is the largest known pearl which was found by a Filipino diver off the island of Palawan in 1934.
USDA Beef Grades. Beef is graded for quality by U.S. Department of Agriculture (USDA) graders according to standards established by the USDA. Grades are based on the amount of marbling (flecks in fat within the lean) and the age of the animal.
1 This is a great all-purpose ground beef since it is not as fatty as regular ground beef but still has good flavor. Ground chuck can also be labeled as lean ground beef.  Ground round: This ground beef has about 12% fat and is ground from the lower end of the cow near the tail area. If you're planning to cook the ground beef into sauce or with vegetables and are being mindful of fat content, ground round is a good choice because it has less fat.