wacke Definition
a fine-grained rock consisting of fragments or particles of other rocks, usually volcanic, that have been cemented together.
Using wacke: Examples
Take a moment to familiarize yourself with how "wacke" can be used in various situations through the following examples!
Example
The wacke is composed of volcanic ash and pumice fragments.
Example
The sandstone contains a small amount of wacke.
Example
The wacke has a greenish-gray color.
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Summary: wacke in Brief
The term 'wacke' [wak] refers to a fine-grained rock made up of fragments or particles of other rocks, typically volcanic, that have been cemented together. It is often found in sandstone and has a greenish-gray color.