Igneous Rocks Collection
The 15 rocks in this group are representative of the intrusive and extrusive igneous rocks and those related to volcanic activities.
Specimens are about 1 1/2" and are number coded and keyed to a list.
Fifteen specimens in compartmented container.
Description of Rocks | Qty | Included |
---|---|---|
Pegmatite (Labeled '1') | 1 | Included |
Granite (Labeled '2') | 1 | Included |
Diabase (Labeled '3') | 1 | Included |
Anorthosite (Labeled '4') | 1 | Included |
Gabbro (Labeled '5') | 1 | Included |
Basalt Porphyry (Labeled '6') | 1 | Included |
Trachyte (Labeled '7') | 1 | Included |
Basalt (Labeled '8') | 1 | Included |
Ryolite (Labeled '9') | 1 | Included |
Andesite (Labeled '10') | 1 | Included |
Tuff (Labeled '11') | 1 | Included |
Obsidian (Labeled '12') | 1 | Included |
Pitchstone (Labeled '13') | 1 | Included |
Pumice (Labeled '14') | 1 | Included |
Scoria (Labeled '15') | 1 | Included |