andesitic

the volcano erupted, spewing andesitic lava across the landscape.

geologists analyzed the andesitic rock samples to determine their origin.

the andes mountains are largely composed of andesitic volcanic rock.

we found andesitic breccia within the fault zone.

the andesitic tuff layers indicated a pyroclastic flow.

the andesitic composition suggests a subduction zone setting.

the drill core revealed andesitic intrusions.

the andesitic soil is fertile for certain crops.

we classified the rock as andesitic based on its chemical analysis.

the andesitic magma originated deep within the earth's mantle.

the andesitic volcanic arc is a common tectonic feature.