Description
The 15 rocks in this group are those derived from preexisting rocks through the processes of erosion, followed by compaction and chemical precipitation. Specimens are about 1 1/2โณ and are number coded and keyed to a list. In compartmented container.
Includes
- 1 Conglomerate (Labeled โ1โ)
- 1 Arkose (Labeled โ2โ)
- 1 Sandstone (Labeled โ3โ)
- 1 Quartz Sandstone (Labeled โ4โ)
- 1 Oil Shale (Labeled โ5โ)
- 1 Shale (Labeled โ6โ)
- 1 Breccia (Labeled โ7โ)
- 1 Limestone (Labeled โ8โ)
- 1 Gypsum (Labeled โ9โ)
- 1 Fossil Limestone (Labeled โ10โ)
- 1 Dolomite (Labeled โ11โ)
- 1 Travertine (Labeled โ12โ)
- 1 Rock Salt (Labeled โ13โ)
- 1 Tufa (Labeled โ14โ)
- 1 Bituminous Coal (Labeled โ15โ)