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.
The 10 Biggest Dog Breeds. 1  Tibetan Mastiff: This handsome dog is known for the lionlike mane around his head. He was bred to guard temples. The biggest Tibetan Mastiff is said to have been around 280 pounds, but these days they average 180 pounds.
Great Dane. Great Danes are tall, giant mastiff dogs which were originated from Germany. Many people consider that the Great Dane is the tallest dog breed in the world, and worldâs tallest dog âGibsonâ was also from the Great Dane breed. But the average height of Great Dane, dogs is slightly less than the Irish Wolfhounds.