<prompt> Type of collagen found in bone isType 1Type 2Type 3Type 4  <response>: Composition of bone Inorganic Mineral - 65 of dry weight Organic Matrix - 35 of dry weight Chemically it is calcium hydroxyapatite Ca10PO46OH 2.Collagen - Type 1 90Noncollagenous protein - Osteonectin, osteocalcin, osteopontin bone sialoprotein Refer: Rockwood and Greens, 6th edition, pg no. 298 