For those born in the month of March, the official gemstone is the Aquamarine. It can range in color from a very pale shade, almost colorless, which is also the most valuable, to a most sought-after deep-blue aqua.
English Mastiff is the largest dog breed in the world by considering the mass. This breed has an average weight of 68-110 kg and shoulder height of 27-33 inches. On 26th September 1981 the Guinness book of world records recognized an old English Mastiff named Zorba as the heaviest and longest dog in the world.
The biggest weight for a dog ever recorded was an English mastiff named Aicama Zorba, who weighed in at 343 pounds. Their size is a significant part of the breed's past purpose, which included blood sports such as baiting bears, bulls and lions.