The ______ group of minerals is characterized by two parallel chains of silica tetrahedra in their structure.
A) amphibole
B) feldspar
C) olivine
D) pyroxene
E) mica (biotite, muscovite, etc.)

Question

Quizplus · Accepted Answer

Amphibole minerals are characterized by the presence of double chains of silica tetrahedra in their structure, distinguishing them from other mineral groups.

The ______ Group of Minerals Is Characterized by Two Parallel