Porphyritic textures in igneous rocks result from two phases of crystallization
Indicate whether the statement is true or false
TRUE
You might also like to view...
In the Demographic Transition Model which of the following statements is TRUE?
A) Stages 1 and 4 both have low death rates B) Stage 1 has a low birth rate but a high death rate C) Stage 4 has a low RNI D) Stage 3 has a lower birth rate than death rate E) Stage 2 has a low RNI
How are Detrital sedimentary rocks primarily classified?
a. Aphanitic or Phaneritic b. Igneous Texture c. Color d. Grain or Particle Size
Which of the following materials has the highest transport costs as a percentage of product prices?
A) lumber and wood B) leather products C) rubber and plastics D) food E) stone, clay and glass
Exogenic processes, which originate at Earth's surface, tend to increase relief
a. True b. False Indicate whether the statement is true or false