Question
help now please
The ability of a mineral to break along preferred directions is called (a) fracture (b) crystal form (c) hardness (d) cleavage Tick all the rocks that are intrusive igneous rock. (a) gabbro (b) diorite (c) granite (d) andesite (e) rhyolite (f) basalt The most common igneous rock of the continents is (a) basalt (b) granite (c) rhyolite (d) ultramafic. The most common end product of the chemical weathering of quartz is (a) day minerals (b) pyroxene (c) amphibole (d) calcite (e) quartz doesn't weather chemically Compaction and cementation are two common processes of (a) Erosion (b) Transportation (c) Deposition (d) Lithification Which is not a type of sandstone (a) Quartz sandstone (b) Arkose (c) Graywake (d) Coal Shale differs from mudstone in that (a) Shale has larger grains (b) Shale is visibly layered and fissile: mudstone is massive and blocky (c) Shale has smaller grains (d) There is no difference between shale and mudstone
Explanation / Answer
7.Quation answer: (d) cleavage
because the ability of a mineral to break along preferred directions or along certain lines of weakness
in their structure.these are different types , 1.perfect cleavage
2.imperfect cleavage
3.distinct cleavage
4. poor cleavage etc.
