What two chemical constituents cannot form by chemical weathering of the feldspar minerals?
A)silica and insoluble clay minerals
B)silica and soluble calcium bicarbonate
C)insoluble iron oxides and soluble magnesium bicarbonates
D)soluble sodium and potassium bicarbonates

Question

Quizplus · Accepted Answer

Feldspar minerals do not contain iron or magnesium, so they cannot form insoluble iron oxides or soluble magnesium bicarbonates through chemical weathering.

What Two Chemical Constituents Cannot Form by Chemical Weathering of the Feldspar