1. a metamorphic rock formed from sandstone
Usage: geology

Examples

• The geologist identified the rock sample as psammite based on its granular texture.
• Psammite formations are common in areas that experienced high pressure and temperature.
• The mountain range contains layers of psammite interbedded with schist.
• Students learned to distinguish psammite from other metamorphic rocks in the field.
• The psammite showed clear evidence of its sandstone origin despite metamorphism.