There are a number of different types of collagen; the most prevalent two in the human body are types I and III. In fact, type I collagen is the most abundant protein in the human body â it is present in almost every type of tis-sue.1 Bone contains almost exclusively type I collagen. The collagen network in bone confers structural strength
1 See some of Oahuâs gorgeous beaches â Kailua and Lanikai beaches. Some consider Lanikai Beach to be the most beautiful in the world. See our post on visiting beautiful Lanikai Beach.  Byodo-In Temple near Kaneohe is simply stunning.
The famous green beaches on the Island of Oahu are a result of the mineral peridot. Small particles comprise the beach sands, but large peridot specimens are rare. Peridot can be cut into beautiful green gemstones, but pieces large enough for this are almost never found in Hawaii. Most of the peridot that you find for sale at rock shops and in jewelry shops in Hawaii are imported from Arizona.