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English
Noun
host-rock (countable and uncountable, plural host-rocks)
- Alternative form of host rock
1968, Transactions of the Geological Society of South Africa, page 148:Their exact relationship to the host-rock is obscure but from their texture and observed metamorphic relationship they are thought to be intrusive dykes rather than intercalations of more basic lava.
2007, Olivier Lacombe, Jérôme Lavé, Francois M. Roure, Thrust Belts and Foreland Basins, page 99:The column dif δ18O indicates the difference between de δ18O of the calcite cement in the veins and its adjacent host-rock.
2019, S. Ferrero, P. Lanari, P. Goncalves, Metamorphic Geology: Microscale to Mountain Belts, page 72:We simplify the concept of thermodynamic equilibrium by assuming that 100% of the melt will be in thermodynamic equilibrium with a fixed weight fraction of the host-rock it travels through.