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2. Travertine - Wikipedia

   en.wikipedia.org/wiki/Travertine

   Travertine terraces at Mammoth Hot Springs, Yellowstone National Park, in 2016 Calcium-carbonate-encrusted, growing moss in a low-temperature freshwater travertine formation (1 euro coin for scale) Travertine (/ ˈ t r æ v ər t iː n / TRAV-ər-teen) [1] is a form of terrestrial limestone deposited around mineral springs, especially hot ...

3. Tufa - Wikipedia

   en.wikipedia.org/wiki/Tufa

   Tufa columns at Mono Lake, California. Tufa is a variety of limestone formed when carbonate minerals precipitate out of water in unheated rivers or lakes. Geothermally heated hot springs sometimes produce similar (but less porous) carbonate deposits, which are known as travertine or thermogene travertine.

4. Permeable paving - Wikipedia

   en.wikipedia.org/wiki/Permeable_paving

   Permeable pavement surfaces may be composed of; pervious concrete, porous asphalt, paving stones, or interlocking pavers. [1] Unlike traditional impervious paving materials such as concrete and asphalt, permeable paving systems allow stormwater to percolate and infiltrate through the pavement and into the aggregate layers and/or soil below.

5. Pavers (flooring) - Wikipedia

   en.wikipedia.org/wiki/Pavers_(flooring)

   Pavers manufactured from concrete go well with flag, brick and concrete walkways or patios. Concrete pavers may be used where winter temperatures dip below freezing. They are available in hole, x-shape, y-shape, pentagon, polygon and fan styles. An interlocking concrete paver, also known as a segmental paver, is a type of paver.

6. Pavement - Wikipedia

   en.wikipedia.org/wiki/Pavement

   Pavers (flooring), an outdoor floor done in blocks; Permeable paving, paving that enables stormwater to flow through it or between gaps; Portuguese pavement, the traditional paving used in most pedestrian areas in Portugal; Resin-bound paving, a mixture of aggregate stones and resin used to pave footpaths, driveways, etc.

7. Porcelain tile - Wikipedia

   en.wikipedia.org/wiki/Porcelain_tile

   Porcelain tiles or ceramic tiles are either tiles made of porcelain, or relatively tough ceramic tiles made with a variety of materials and methods, that are suitable for use as floor tiles, or for walls. They have a low water absorption rate, generally less than 0.5 percent. The clay used to build porcelain tiles is generally denser than ...

8. Jvari Pass Travertine Natural Monument - Wikipedia

   en.wikipedia.org/wiki/Jvari_Pass_Travertine...

   Travertine in some places is covered with a thin layer of transparent water on the white surface of the slopes where the intensive development process is still ongoing. [1] It is part of Kazbegi Protected Areas [2] along with Kazbegi National Park and five Natural Monuments: Sakhizari Cliff, Abano Mineral Lake, Truso Travertine, Jvari Pass ...

9. Travertine Hot Springs - Wikipedia

   en.wikipedia.org/wiki/Travertine_Hot_Springs

   Travertine Hot Springs are located two miles Southeast of Bridgeport, California on several sizeable travertine terraces, overlooking views of the High Sierra mountains. [2] Volunteers have built a series of primitive rock pools and wood-and-concrete enclosures to contain the water, and to control temperature by diverting the flow through ...