Macro & Closeup (19/75)

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Tufa is a chemical sedimentary rock made of calcium carbonate, formed by running water passing over limestone. It is a porous rock that is perfect for many cliff clinging and crevice dwelling plants that are often found in alpine environments at higher altitudes.
Tufa is a chemical sedimentary rock made of calcium carbonate, formed by running water passing over limestone. It is a porous rock that is perfect for many cliff clinging and crevice dwelling plants that are often found in alpine environments at higher altitudes.
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