Match the description with the appropriate texture.
-________ mineral grains are of roughly equal size and coarse enough to be seen without a microscope or magnifying glass
A)aphanitic
B)porphyritic
C)phaneritic
D)glass

Question

Match the description with the appropriate texture.
-________ mineral grains are of roughly equal size and coarse enough to be seen without a microscope or magnifying glass
A)aphanitic 
B)porphyritic 
C)phaneritic 
D)glass

Quizplus · Accepted Answer

Phaneritic texture is characterized by mineral grains that are roughly equal in size and coarse enough to be seen without a microscope or magnifying glass.

Answer: A
 Aphanitic texture is characterized by mineral grains that are too small to be seen with the naked eye or magnifying glass.

Answer: B
 Porphyritic texture is characterized by two distinct sizes of mineral grains, with larger grains (phenocrysts) surrounded by smaller grains (groundmass).

Answer: D
 Glass texture is characterized by a non-crystalline, amorphous structure without any mineral grains.

Match the Description with the Appropriate Texture