Term
|
Definition
Hematite (Earthy)
Non Metallic
Hardness: 1-6
Prismatic |
|
|
Term
[image]
Galena
*Sulfur Smell* |
|
Definition
Galena
Metallic
Hardness: 2.5
Cubic |
|
|
Term
|
Definition
Biotite
Non Metallic
Hardness: 2.5-3
Basal |
|
|
Term
|
Definition
Quartz
Non Metallic
Hardness: 7
Fracture |
|
|
Term
|
Definition
Hornblende
Non Metallic
Hardness: 5.5
Prismatic |
|
|
Term
|
Definition
Muscovite
Non Metallic
Hardness: 2-2.5
Basal |
|
|
Term
|
Definition
Graphite
Metallic
Hardness: 1
Basal |
|
|
Term
|
Definition
Halite
Non Metallic
Hardness: 2.5
Cubic |
|
|
Term
|
Definition
Potassium Feldspar
Non Metallic
Hardness: 6
Prism |
|
|
Term
|
Definition
Calcite
Non Metallic
Hardness: 3
Cubic
|
|
|
Term
|
Definition
Garnet
Non Metallic
Hardness: 7
Fracture |
|
|
Term
|
Definition
Gypsum
Non Metallic
Hardness: 2
Basal |
|
|
Term
|
Definition
Hematite (Metallic)
Metallic
Hardness: 1-6
Fracture |
|
|
Term
[image]
*Compare with Hornblende* |
|
Definition
Augite
Non Metallic
Hardness: 5.5-6
Prismatic
|
|
|
Term
|
Definition
Fluorite
Non Metallic
Hardness: 4
Prismatic, Cubic or + |
|
|
Term
|
Definition
Magnetite
Metallic
Hardness: 6-6.5
Fracture |
|
|
Term
|
Definition
Olivine
Non Metallic
Hardenss: 7
Fracture
|
|
|
Term
|
Definition
Plagioclase Feldspar
Non Metallic
Hardness: 6
Prismatic |
|
|
Term
|
Definition
Talc
Non Metallic
Hardness: 1
Fracture |
|
|
Term
|
Definition
Pyrite
Metallic
Hardness: 6-6.5
Cubic |
|
|
Term
|
Definition
Corundum
Non Metallic
Hardness: 9
Fracture |
|
|
Term
|
Definition
Apatite
Non Metallic
Hardness: 5
Fracture |
|
|
