Early developments in cartography were driven largely by

Which of the following best summarizes the point of agreement?

Gemstones are commonly found in pegmatites, which are igneous rocks that are a. exceptionally mafic b. exceptionally coarse grained c. exceptionally fine grained d. extrusive, forming from lava

Rocks that contain crystals that are roughly equal in size and can be identified with the unaided eye are said to exhibit a texture.