A structural feature in metamorphic rocks where planes of mineral grains are oriented in parallel.

चापीय तल स्लेटीकरण

English Usage: The geologist studied the axial plane schistosity to understand the deformation history of the rock.

Hindi Usage: भूविज्ञानी ने चापीय तल स्लेटीकरण का अध्ययन किया ताकि चट्टान के विकृति इतिहास को समझा जा सके।