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2. Baraboo Quartzite - Wikipedia

   en.wikipedia.org/wiki/Baraboo_Quartzite

   A Baraboo Quartzite sample, in breccia form. The brecciated purple portions are quartzite, and the matrix is white quartz A sample of Baraboo Quartzite.. Baraboo Quartzite is a Precambrian geological formation [1] of quartzite, found in the region of Baraboo, Wisconsin.

3. Quartz - Wikipedia

   en.wikipedia.org/wiki/Quartz

   Quartz is, therefore, classified structurally as a framework silicate mineral and compositionally as an oxide mineral. Quartz is the second most abundant mineral in Earth's continental crust, behind feldspar. [10] Quartz exists in two forms, the normal α-quartz and the high-temperature β-quartz, both of which are chiral. The transformation ...

4. Quartzite - Wikipedia

   en.wikipedia.org/wiki/Quartzite

   Quartzite can have a grainy, glassy, sandpaper-like surface. Quartzite is a hard, non-foliated metamorphic rock which was originally pure quartz sandstone. [1] [2] Sandstone is converted into quartzite through heating and pressure usually related to tectonic compression within orogenic belts.

5. How to Clean Quartz, Granite, Marble, and Butcher Block ...

   www.aol.com/lifestyle/clean-quartz-granite...

   Pretty, glossy, and stain resistant, this natural stone remains the go-to countertop for home buyers and remodelers. While both granite and quartz up a home’s elegance, there’s a big ...

6. Citrine (colour) - Wikipedia

   en.wikipedia.org/wiki/Citrine_(colour)

   Citrine / ˈ s ɪ t r iː n / is a colour, the most common reference for which is certain coloured varieties of quartz which are a medium deep shade of golden yellow. Citrine has been summarized at various times as yellow, greenish-yellow, brownish yellow or orange. [2] The original reference point for the citrine colour was the citron fruit.

7. Quartz monzonite - Wikipedia

   en.wikipedia.org/wiki/Quartz_monzonite

   Quartz monzonite is an intrusive, felsic, igneous rock that has an approximately equal proportion of orthoclase and plagioclase feldspars. It is typically a light colored phaneritic (coarse-grained) to porphyritic granitic rock.

8. Alkali feldspar granite - Wikipedia

   en.wikipedia.org/wiki/Alkali_feldspar_granite

   As shown in the QAPF diagram, alkali feldspar granite contains between 20% - 60% quartz. Less quartz content would lead to "quartz alkali feldspar syenite". More than 90% of the total feldspar content is in the form of alkali feldspar. Less than that amount would designate the rock as a granite. [4] Mineral assemblage of igneous rocks

9. Jury finds stone companies at fault in lawsuit by countertop ...

   www.aol.com/news/jury-finds-stone-companies...

   It concluded that Caesarstone USA bore 15% of the responsibility, Cambria 10% and Color Marble 2.5%. The court will ultimately determine how much each defendant must pay.