glauconitic
/ɡlɔːkəˈnɪtɪk/
adjective
- Containing or relating to the mineral glauconite, often describing rocks or sand that have a greenish color.
- The glauconitic sandstone in this region is easily recognized by its green tint.
- Farmers prefer glauconitic soils because they are rich in minerals.
- The geologist identified the layer as glauconitic marl from the Cretaceous period.