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.
Anyone that has savored a USDA Prime Graded Steak knows that it is delightfully tender and juicy with a buttery flavor which makes it distinctively superior to any other steak. Of all the beef produced in the US, less than 2% is certified as USDA Prime.