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2. Quartz Vs. Granite: Which Stone Is Right For Your Countertops?

   www.aol.com/quartz-vs-granite-stone-countertops...

   Whereas quartz countertops are man-made, granite is a naturally occurring stone, quarried from the earth, then cut and polished into the countertop material so many know and love. Made of stern ...

3. Granite - Wikipedia

   en.wikipedia.org/wiki/Granite

   Granite. Granite (/ ˈɡrænɪt / GRAN-it) is a coarse-grained (phaneritic) intrusive igneous rock composed mostly of quartz, alkali feldspar, and plagioclase. It forms from magma with a high content of silica and alkali metal oxides that slowly cools and solidifies underground.

4. Quartz - Wikipedia

   en.wikipedia.org/wiki/Quartz

   Quartz. Quartz is a hard, crystalline mineral composed of silica (silicon dioxide). The atoms are linked in a continuous framework of SiO 4 silicon–oxygen tetrahedra, with each oxygen being shared between two tetrahedra, giving an overall chemical formula of SiO 2. Quartz is, therefore, classified structurally as a framework silicate mineral ...

5. Quartzite - Wikipedia

   en.wikipedia.org/wiki/Quartzite

   Quartzite is a very hard rock composed predominantly of an interlocking mosaic of quartz crystals. The grainy, sandpaper-like surface is glassy in appearance. Minor amounts of former cementing materials, iron oxide, silica, carbonate and clay, often migrate during recrystallization, causing streaks and lenses to form within the quartzite. [1 ...

6. Countertop - Wikipedia

   en.wikipedia.org/wiki/Countertop

   Countertop. A countertop, also counter top, counter, benchtop, worktop (British English) or kitchen bench (Australian or New Zealand English), bunker (Scottish English) is a raised, firm, flat, and horizontal surface. They are built for work in kitchens or other food preparation areas, bathrooms or lavatories, and workrooms in general.

7. Quartz countertops linked to deadly lung disease in workers ...

   www.aol.com/news/quartz-countertops-linked...

   As demand for quartz countertops has soared, more workers may be exposed to silica dust, which causes irreversible lung damage, a new study shows. Quartz countertops linked to deadly lung disease ...