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.
The largest dog breed, the Great Dane, weighs over 100 lbs and a male Great Dane can weigh even up to 200 lbs. The heights of the dogs of the breed can range between 28 and 42 inches! Broadly speaking, dog breeds are classified into 3 varieties on the basis of their size. Giant Variety-The very large dogs weighing around 100 pounds or even more are considered to belong to the giant variety.