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Specialty Granules Inc. has been a leading producer of semi-ceramic coated, colored mineral granules to the North American residential and commercial roofing markets.

3M - Innovative Technology for a Changing World. Select a region to find product and company information relevant to you.

Society for the advancement of mineralogy, crystallography, geochemistry, and petrology, and promotion of their uses in other sciences, industry, and the arts.

YouTube is a place to discover, watch, upload and share videos.

Free Online Encyclopedia of Building and Environmental Inspection, Testing, Diagnosis, Repair, Causation, Loss Prevention: In depth expert building, building component, structure, mechanical system, and indoor environment problem diagnosis and repair...

TFD Encyclopedia includes Computer Desktop Encyclopedia, Columbia Encyclopedia and many other great sources.

Online shopping from the earth's biggest selection of books, magazines, music, DVDs, videos, electronics, computers, software, apparel & accessories, shoes, jewelry, tools & hardware, housewares, furniture, sporting goods, beauty & person...

Complete, up-to-date, mineral database containing 4,714 mineral species descriptions and comprehensive picture library of images. These data are linked to mineral tables by crystallography, chemical composition, physical and optical properties, Dana ...

About Geology includes everything from outer space to the Earth

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