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.
The second largest rainforest is found in Central Africa's Congo Basin. Next is the rainforest of New Guinea. On a country basis, Brazil ranks number one in terms of rainforest cover.