Question

Classification of minerals based on origin

Answer 1

Classification of minerals. Since the middle of the 19th century, minerals have been classified on the basis of their chemical composition. Under this scheme, they are divided into classes according to their dominant anion or anionic group (e.g., halides, oxides, and sulfides).

Answer 2

Answer:(1)primary minerals-Formed from crystalization of magma(molten mass)e.g.micas,horn blends,quartz.

(2)secondary minerals-Formed due to decomposition and/or alteration of primary minerals ,e.g.serpentine,clay minerals.

Explanation: