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2. Crushed stone - Wikipedia

   en.wikipedia.org/wiki/Crushed_stone

   20 mm (0.79 in) crushed stone, used for construction aggregate and landscape applications. Crushed stone or angular rock is a form of construction aggregate, typically produced by mining a suitable rock deposit and breaking the removed rock down to the desired size using crushers.

3. Devils Garden (Grand Staircase–Escalante National Monument)

   en.wikipedia.org/wiki/Devils_Garden_(Grand...

   The Devils Garden [note 1] of the Grand Staircase–Escalante National Monument (GSENM) in south central Utah, United States, is a protected area featuring hoodoos, natural arches and other sandstone formations. The area is also known as the Devils Garden Outstanding Natural Area within the National Landscape Conservation System. [4]

4. List of sandstones - Wikipedia

   en.wikipedia.org/wiki/List_of_sandstones

   Bäch Sandstone: by the Lake Zürich; Bern Sandstone: quarry sites near Bern in Ostermundigen, Krauchthal and by the Gurten; Bollingen Sandstone (also Buchberg Sandstone, Uznaberg Sandstone, Bollinger-Lehholz Sandstone and Güntliweid Sandstone): Rapperswil-Jona by the Upper Lake Zürich; Grès à cailloux roulés: near Avenches; Grès de ...

5. Fieldstone - Wikipedia

   en.wikipedia.org/wiki/Fieldstone

   A chain-driven wheel rotates a graded scoop, picking surface rocks from the soil, and shakes off excess soil. A hydraulic lift then tilts and empties the rock bucket, usually along the perimeter of the farm. Washed and split, field rock is considered an attractive landscape and building material, and can be expensive at building supply stores.

6. Itacolumite - Wikipedia

   en.wikipedia.org/wiki/Itacolumite

   It is the best and most widely known example of a flexible sandstone, and is a source of diamonds found in the Minas Gerais area of Brazil. [2] On the split faces of the slabs, scales of greenish mica are visible, but in other respects, the rock seems to be a remarkably pure specimen consisting of quartz. If a slab measuring 30-60 centimetres ...

7. Aquia Creek sandstone - Wikipedia

   en.wikipedia.org/wiki/Aquia_Creek_sandstone

   Aquia Creek sandstone is a brown to light-gray freestone used extensively in building construction in Washington, D.C. in the late 18th and early 19th centuries. Quarried at Aquia Creek in Stafford County, Virginia , the stone was valuable for its ease of shaping and the quarry's proximity to the tidewater portion of the Potomac River , 45 ...