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Materials | YourHome Every building material comes with an environmental cost of some sort. However, some principles can help guide your choice of sustainable materials and . Mining Mining was Zimbabwe's leading industry in 2002, contributing 27% of export trade. The chief minerals were coal, gold, copper, nickel, tin, and clay, and Zimbabwe was a world leader in the production of lithium minerals, chrysotile asbestos, and ferrochromium, with more than half of the world's known chromium reserves. Search Get detailed business information, accurate contact information in Oman. Find phone numbers, store loions, addresses, and reviews for businesses in Oman.    Read More

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