Galena
UNB-2017-0070Minerals » Sulphides
Description
Sample of euhedral cubic Galena.
Galena (PbS) is a dark lead-grey mineral with a metallic lustre. Streak is dark lead-grey and hardness is 2 1/2. Cleavage is perfect in three directions at 90 degrees and specific gravity is 7.4 to 7.6. Galena is usually found in cubic form or octahedrons but can also be found as dodecahedrons, massive, cleavage fragments, coarse or fine-grained and fibrous.
Specifications
| Object name | Galena |
|---|---|
| ID | UNB-2017-0070 |
| Legal status | Permanent collection |
| Category | Mineral |
| Classification | Mineral group: Sulphides |
| Composition |
|
| Origin | Unknown |
| Pieces | 1 |
| Partial | No |
| Measurements |
|
Publications
- Chesterman, C.W. 1979. Audubon Society, Field Guide to North American Rocks and Minerals. Knopf.