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Earth and Space Sciences · Glossary

What is Water–rock ratio?

Also known as: water--rock ratio

Definition 15.10 University Earth and Space Sciences — Year 3 · Chapter 15 — Water–Rock Interaction

The water–rock ratio W/RW/R of a hydrothermal system is the mass of water that has exchanged with a mass of rock, divided by that mass of rock.

The box model of a hydrothermal system. In a closed system one batch of water stays with the rock until both are in equilibrium; in an open system water flows through, and the rock moves toward the water a little with every parcel.
The box model of a hydrothermal system. In a closed system one batch of water stays with the rock until both are in equilibrium; in an open system water flows through, and the rock moves toward the water a little with every parcel.
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