Exam 3: Minerals The Building Blocks of Rocks

In the ____________________ type of chemical bonding,electrons are shared between adjacent atoms.

The two factors which determine whether or not an element can substitute for another element in the composition of a mineral are the ____________________ and ____________________ of the atoms.

The atomic mass of an atom is defined as the sum of the number of its ____________________ plus ____________________.

Diamond and graphite are two minerals with the same chemical composition,but extremely different physical properties.Why is this?

Mica and clay minerals have a platy crystal form because they have a sheet-like structure of silica tetrahedra.

Placer deposits form because

Minerals of the amphibole group have their silica tetrahedra arranged in double chains.

Noble gases are chemically inert because their outer electron shell is filled.

Atoms of the same chemical element,carbon for example,always have the same number of ____________________ in the nucleus.

Why do most minerals,as measured by rock volume,belong to the silicate group?

Give one example of each of the carbonates,sulfates,sulfides,and halides.

Minerals are chemically classified by their ____________________.

Which of the following is an example of a mineral resource?

Name three properties commonly exhibited by minerals that have metallic bonding.

Amorphous minerals are

Cleavage is defined as

Which of the following is not true of minerals? They are (have)____.

What is a mineral?

The hardest,most chemically inert common rock-forming mineral is ____________________.

Olivine is an example of a mineral with isolated silica tetrahedra.