In jewelry, quartz in many forms is abundantly used. Chalcedony can be used to make beads, cameos, and distinctive rings, while clear crystalline varieties is often cut into faceted gemstones to ornament necklaces, rings, and bracelets. More rare forms can command a high price when used in jewelry.
The rhino also has a large horn in the middle of its face and some species of rhino have a second smaller horn above the larger one. The rhinoceros is a herbivore and eats grasses, leaves, shoots, buds and fruits in order to gain the nutrients that the rhino needs to grow and survive.
Quick Answer. At 11,677,239 square miles, the second largest continent in the world is Africa. Africa is also the second largest continent in terms of population, as over one billion people, or 14 percent of the world's population, call Africa home. Continue Reading.