Sample Type is Sedimentary › Chemical › Siliceous › Porcellanite
2 records | Download| IGSN | Sample Type | Notes | Location | Number Thin Sections | Storage Location |
|---|---|---|---|---|---|
| GRD00TNS0 | Porcellanite | Monterey Fm., small fracture with offset | California | 1 | Ritter 154, 18 N |
| GRD016WS0 | Porcellanite | Thin bands of chert interbedded with very thin silicified shale beds. Alternating dark and light layers. | California | 0 | Ritter 154, 18 N |