By levels of hardness, wear, scarcity, clarity and color, and association with other minerals. Also the habit of the mineral.
The value of a polynomial is determined by that of the variable.
This cannot be determined without knowing what type of rock.
nothing
Numbers
The circumference of a circle divided by its diameter = pi
yes.
Melting the rock to its liquid form then re-freezing it into a solid will realign the rock's crystaline structure thereby altering the density.
Quartzite is crystalline.
Value is determined by the demand and the supply
An igneous rock's color is mainly determined by its silica content.
The hardness of a rock is determined by scratching it with a harder material.
True
when it is in its crystaline form
crystals
because it is an crystaline solid
A NON - CRYSTALINE
value is determined by a person who seeks value of thing.value can also be estimated, assessed, or determined by a professional person i.e. valuer.