Rocks that consist completely of disordered ions with no long range structures are called ________.
A) phaneritic
B) aphanitic
C) glassy
D) porphyritic

Question

Quizplus · Accepted Answer

Rocks that consist completely of disordered ions with no long-range structures are called glassy. This term describes the texture of volcanic glass, such as obsidian, which cools so quickly that a crystalline structure does not have time to form.

Rocks That Consist Completely of Disordered Ions with No Long