Chalk: A biological limestone formed from shell debris
Relief - British Geological Survey
Chalk - Wikipedia
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Chalk: A biological limestone formed from shell debris
Chalk - Wikipedia
Chalk: A biological limestone formed from shell debris
Chalk - Wikipedia
Chalk - Wikipedia
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Chalk | Properties, Composition, Formation and Uses
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DISCOVERING FOSSILS | What is chalk and how does it form?
Dorset – case study of a UK coastal landscape – HBK Portal
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What is harder between rock and chalk? Why? - Quora
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Chalk
VUDEEVUDEE'S GEOGRAPHY BLOG: COASTAL PROCESSES: Erosional landforms
Chalk is a soft, white, porous sedimentary rock, a form of #limestone composed of the mineral calcite. #Calcite is calcium ca… | Limestone rock, Chalk, Sedimentary
