Untitled Flashcards

Front

A naturally occurring materials

with a precise chemical composition

Back

Mineral

Front

5 unique properties of a rock

Back

color, hardness, streak,

cleavage and luster,

Front

The most visible properties of a

mineral

Earthy and metallic minerals have

peculiar colors, translucent minerals

can have a variety of colors

Most variable and sometimes

unreliable for identification because

it can be influenced by various factors

Back

Color

Front

The tone of the mineral, but in Powdered

structure

Aids for determining minerals with

metallic or earthy shine

More reliable than the mineral's surface

color for identification purposes

The streak color can sometimes be

different from the color of the mineral

itself.

Back

Streak

Front

Helps to determine if a

mineral is shiny or dull

And also to diagnose the

value of a mineral if it

looks like a metal or like

glass

Back

Luster

Front

Types of mineral luster

Back

Greasy lustre, resinous lustre, vitreous lustre, Dull lustre, Metallic lustre, Silky lustre

Front

Parallel to tenacity

Back

Hardness

Front

Is a key property used to

describe how a mineral

breaks along specific

planes of weakness in

its crystal structure.

Back

Cleavage

Front

A property of minerals that manifest

as solid, homogeneous, organized

arrangement of atoms and may be

practically any size

Back

Crystal

Front

three spatial dimensions.

Back

Crystal