Explore 6 English words about talking about geology with pronunciation, definitions and example sentences.
the black or brownish substance consisted of organic remains, rock particles, and clay that forms the upper layer of earth where trees or other plants grow
"Plants need good soil to grow."
"The farmer tested the pH level of the soil to determine which crops would grow best in that particular field."
a complete change in the form and structure of a rock as a result of heat and pressure
"Heat causes metamorphism of rocks."
"Metamorphism transforms existing rocks into new forms under intense heat and pressure underground."
the preserved remains or traces of ancient plants, animals, or other organisms found in rock
"A dinosaur fossil was found in the desert."
"An index fossil is a distinctive fossil used by geologists to date and correlate rock strata."
a source of hot water that natrurally flows out of the ground
"Tourists visit the hot spring for its healing minerals."
"A unique species of thermophilic bacteria thrives in the scalding waters of a hot spring."
a rock that contains valuable mineral or metal
"Wealth was generated by extracting iron ore."
"The ore was processed at a smelter to separate the valuable copper from the waste rock."
liquid or semi-liquid rock that exists under the earth's surface with an extremely hot temperature
"Hot magma flowed out."
"The volcano erupted, spewing molten magma onto the surrounding landscape."
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