natural material

A natural material is any product or physical matter that comes from plants and animals used to make other objects or products. Minerals and the metals that can be extracted from them (without further modification) are also considered to belong into this category.Organic materialsWood (rattan, bamboo, bark etc)Natural fibers (wool, cotton, flax, hemp, jute, kapok, kenaf, moss, etc.)Inorganic materialsStone (flint, granite, obsidian, sandstone, sand, gems, glass, etc.)Metal (copper, bronze, iron, gold, silver, etc.)Composites (clay, porcelain, etc.)
See more at Wikipedia.org...