|
|
|
|
|
|
|
|
|
|
Mineral
Identification by Picture and Attribute
Explorers! Before you begin your journey, you need to recognize these geological specimens. |
|
Begin by selecting one of the specimens pictured. |
. |
|
|
Inosilicates, Neosilicates, Sorosilicates |
|
|
|
|
|
|
|
|
|
Oxides, Hydroxides, Carbonates |
Silicates |
|
|
|
|
|
|
|
Name: Graphite |
|
Class: NATIVE ELEMENTS |
Color
dark gray |
Chemical Formula: C |
Streak
black |
|
Luster
greasy |
Hardness
1 - 2 |
Cleavage
Perfect Basal |
Density
2.3 |
Crystal Form
Trigonal/Hexagonal (Very Rare) |
Common Uses / Other Facts: Used for lead in pencils. |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Sulfides and Sulfates |
Halides |
Organic |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|