bn:00044799n
Noun Concept
Categories: Metamorphic rocks
EN
hornfels  hornstone  hornfels Facies  calc-silicate hornfels  hornfel
EN
A fine-grained metamorphic rock formed by the action of heat on clay rocks WordNet 3.0
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EN
A fine-grained metamorphic rock formed by the action of heat on clay rocks WordNet 3.0 & Open English WordNet
Hornfels is the group name for a set of contact metamorphic rocks that have been baked and hardened by the heat of intrusive igneous masses and have been rendered massive, hard, splintery, and in some cases exceedingly tough and durable. Wikipedia
A type of stone sometimes called whetstone Wikipedia Disambiguation
Series of contact metamorphic rocks that have been baked and indurated by the heat of intrusive igneous masses Wikidata
Any of a series of contact metamorphic rocks that have been baked and indurated by the heat of intrusive igneous masses and rendered massive, hard, splintery, and in some cases exceedingly tough and durable. Wiktionary
WordNet 3.0 & Open English WordNet
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