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.
The Australian beef grading system is known as Meat Standards Australia (or MSA) and is regulated by Meat and Livestock Australia (MLA). When calculating the MSA grade for beef, a number of attributes are measured such as meat color, marbling, fat depth, carcass weight, maturity and pH.ost beef produced in the world is graded for quality. Beef quality refers to the expected eating characteristics (tenderness, juiciness, and flavor) of the cooked product. This grading is typically done by a government agency.