Answer:
Crystal form refers to the geometric shape of mineral crystals. Crystal form is caused by the symmetrical, three-dimensional arrangement of atoms inside the mineral.
Explanation:
Answer:
Explanation:The Carnian Pluvial Episode (Late Triassic) was a time of global to a major extinction event and might have been the trigger of the spectacular known delta system by area (1,000,000 km2) in Earth history.
