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Flashcards in Mineral Properties Deck (14)
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1

What are the 7 properties of a mineral?

1. luster
2. crystal structure
3. hardness
4. Cleavage
5. Color
6. Streak
7. Taste, magnetism, density
low density- float, high density- sink

2

Different minerals have different ______ that we use to describe them as well as to identify them.

properties

3

What is the luster of a mineral?

How light reflects off of the minerals surface

4

What does luster describe?

How shiny a mineral is, how dull a mineral is,

5

Vitreous means that a mineral looks _____.

glassy

6

Pearly means that a mineral has a pearly _____ sheen to it.

oily

7

Regular geometry due to the internal structure of molecules means that minerals have a....

crystal structure

8

The ______ of a mineral is determined by the strength of its chemical bonding

hardness

9

How do we classify the hardness of a mineral?

The hardness scale. 1- 10. 1 soft, 10 hard. The wya you determine the hardness of you muster minerals is you would test it against one of the known minerals not the scale. 1- Talc. 3- Calcite. 7- quartz. 10- diamond. If the mineral socrates your mystery mineral that means that the mineral is harder than your mystery mineral.

10

_______ is what happens when you break a mineral

Cleavage

11

Cleavage is determined by....

the shape or geometry of the chemical bonding

12

Cleavage _____ are a way to identify minerals

planes

13

Is color a reliable property of minerals?

NO, many minerals come in a variety of colors

14

What is the color of a mineral in its powdered form?

Streak