Quiz 2 | Geology 2022

An example of igneous rock is:

• marble

• aplite

• phyllite

• oolite

An example of metamorphic rock is:

• gabbro

• arkose

• quartzite

• diorite

An example of clastic sedimentary rock is:

• limestone

• greywacke

• pegmatite

• schist

An example of non-classic sedimentary rock is:

• slate

• chalk

• shale

• breccia

The mineral with a hardness of 9 in Mohs scale is:

• quartz

• olivine

• corundum

• topaz

The accessory minerals are:

• olivine, pyroxene, micas, and dolomite

• quartz, oligoclase, and hypersthene

• plagioclase, calcite, and olivine

• kyanite, sillimanite, garnet, and tourmaline

Crystallization of minerals can be grouped into:

• ten systems

• six systems

• five systems

• eight systems

Precambrian rocks include:

• Bundelkhand gneisses

• Gondwana system

• Siwalik system

• Vindhya system

The minerals belonging to the silicate class are:

• olivine and serpentine

• diamond and sulphur

• calcite and aragonite

• both (diamond and sulphur) and (calcite and aragonite)

The halide class minerals are:

• orthoclase and pyroxene

• fluorite and sylvite

• barite and apatite

• pyrite and quartz