JAMB - Geography (2023 - No. 47)
Rocks are said to be crystalline when the atoms forming them are
found in sedimentary rocks
found in crystalline rocks
arrenged in a deposit pattern
arranged vertically
Paskaidrojums
Crystalline rocks are rocks that;
-do not contain fossils
-do not occur in layers i.e they are non-stratified
-do not contain fossils
-do not occur in layers i.e they are non-stratified