What does concretions mean?
noun
A concretion is a hard, compact mass of mineral matter formed by the precipitation of mineral particles from a solution, often found in rocks or soil. Concretions can also refer to a hardened mass of organic matter, such as a fossilized plant or animal.
Example
"The geologist studied the concretions in the rock formation to learn more about the region's geological history."
Definition generated by AI and curated by RJS Tech Solutions LLP.