| IGSN | Sample Type | Notes | Location | Number Thin Sections | Storage Location |
|---|---|---|---|---|---|
| GRD03F8S0 | Gypsum | Moreno Shale | California | 0 | Ritter 154, 6 D |
| GRD03F9S0 | Gypsum | Moreno Shale | California | 0 | Ritter 154, 6 D |
| GRD03FCS0 | Gypsum | Gypsum var. Satin Spar | United Kingdom | 0 | Ritter 154, 6 D |
| GRD03FDS0 | Gypsum | Gypsum var. Selenite | Oklahoma | 0 | Ritter 154, 6 D |
| GRD03FES0 | Gypsum | Gypsum var. Selenite. Burminco bulk | New Mexico | 0 | Ritter 154, 6 D |
| GRD03FFS0 | Gypsum | Miscellanous Gypsum | Unknown | 0 | Ritter 154, 6 D |
| GRD03FHS0 | Gypsum | Gypsum var. Selenite var. Hourglass Selenite | Oklahoma | 0 | Ritter 154, 6 D |
| GRD03FWS0 | Gypsum | Gypsum found in cavity | New Jersey | 0 | Ritter 154, 6 D |
| GRD03J4S0 | Gypsum | A single euhedral Gypsum crystal | 0 | Ritter 154, 6 D | |
| GRD03MZS0 | Gypsum | Gypsum var. Sand Selenite | Utah | 0 | Vaughan 146, 41 E |
| GRD03N0S0 | Gypsum | Gypsum var. Sand Selenite | Utah | 0 | Vaughan 146, 41 E |