Suevite identification and geology

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• Volcanic Breccia
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• Ignimbrite

Sources, scope & corrections

These authoritative resources support category-level nomenclature, terminology, identification methods, and safety. When a specimen-specific safety warning appears, the public-health source listed here directly supports that precaution. They are not line-by-line citations for every other property on this entry, and natural specimens vary.

Editorial owner

GeoMiner

Last updated

2026-03-30T14:39:22.765602+00:00

Review status

Published; not independently peer-reviewed

• Rocks — U.S. National Park Service. Authoritative overview of rock groups, the rock cycle, and geologic processes.
• Can you identify my rock or mineral? — U.S. Geological Survey. Identification limitations and routes to in-person professional verification.

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Common questions

What is Suevite?

Impact breccia containing a mixture of shocked and unshocked rock fragments plus glass from meteorite impact events.

How can you identify Suevite?

Compare several properties rather than relying on colour alone. This entry records rock type: Impact Rock; texture: Brecciated with glass; grain size: Variable fragments + glass; common minerals: Shocked quartz, Impact glass, Rock fragments, High-pressure minerals. Confirm an important identification with additional field tests or qualified laboratory work.

How does Suevite form?

Forms during hypervelocity meteorite impacts from the mixing of melted and fragmented target rocks.

Where is Suevite commonly found?

Ries Crater Germany , Chicxulub Mexico , Sudbury Canada ; found at large impact structures.

What is Suevite commonly confused with?

Suevite may be confused with Volcanic Breccia, Tuff, Ignimbrite. Compare multiple diagnostic properties because colour and surface appearance can overlap.