Calcium-rich metasomatic rock found as altered dikes within serpentinite bodies. Composed of calcium silicate minerals. Texture: Massive, dense. Rock type: Metamorphic Metasomatic. Grain size: Fine to medium. Parent rock: Gabbro/Diabase dikes. Minerals present: Grossular, Diopside, Vesuvianite, Prehnite, Epidote. Formation: Forms when mafic dikes within serpentinizing ultramafic bodies are flooded with calcium released from dissolving pyroxene. Common geological settings: Found in serpentinite bodies worldwide; New Zealand, Italy, California, Turkey. Common look-alikes and related entries: Skarn, Calc-silicate rock, Serpentinite.
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GeoMiner
Last updated
2026-03-30T14:39:24.812716+00:00
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Rocks — U.S. National Park Service. Authoritative overview of rock groups, the rock cycle, and geologic processes.
Calcium-rich metasomatic rock found as altered dikes within serpentinite bodies. Composed of calcium silicate minerals.
How can you identify Rodingite?
Compare several properties rather than relying on colour alone. This entry records rock type: Metamorphic Metasomatic; texture: Massive, dense; grain size: Fine to medium; common minerals: Grossular, Diopside, Vesuvianite, Prehnite, Epidote. Confirm an important identification with additional field tests or qualified laboratory work.
How does Rodingite form?
Forms when mafic dikes within serpentinizing ultramafic bodies are flooded with calcium released from dissolving pyroxene.
Where is Rodingite commonly found?
Found in serpentinite bodies worldwide; New Zealand, Italy, California, Turkey.
What is Rodingite commonly confused with?
Rodingite may be confused with Skarn, Calc-silicate rock, Serpentinite. Compare multiple diagnostic properties because colour and surface appearance can overlap.
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