| IGSN | Sample Type | Notes | Location | Number Thin Sections | Storage Location |
|---|---|---|---|---|---|
| GRD03BZS0 | Oxides | Sweden | 0 | Ritter 154, 12 D | |
| GRD03HOS0 | Oxides | Cervantite with native Antimony(?) | California | 0 | Ritter 154, 12 D |
| GRD03J2S0 | Magnetite | Euhedral Magnetite crystals | Unknown | 0 | Ritter 154, 12 D |
| GRD03MNS0 | Cassiterite | Bolivia | 0 | Vaughan 146, 41 D | |
| GRD03MOS0 | Magnetite | Tanzania | 0 | Vaughan 146, 41 D | |
| GRD03MPS0 | Romanechite | Morocco | 0 | Vaughan 146, 41 D | |
| GRD03MQS0 | Goethite | Pseudomorph after Pyrite | Utah | 0 | Vaughan 146, 41 D |
| GRD03MRS0 | Hematite | Morocco | 0 | Vaughan 146, 41 D | |
| GRD03MSS0 | Magnetite | Brazil | 0 | Vaughan 146, 41 D | |
| GRD03MTS0 | Hematite | Morocco | 0 | Vaughan 146, 41 D | |
| GRD03MUS0 | Hematite | Hematite var. Iron Rose | Morocco | 0 | Vaughan 146, 41 D |
| GRD03MVS0 | Bixbyite | Utah | 0 | Vaughan 146, 41 D | |
| GRD03MWS0 | Hematite | Morocco | 0 | Vaughan 146, 41 D | |
| GRD03MXS0 | Psilomelane | Germany | 0 | Vaughan 146, 41 D | |
| GRD03N7S0 | Cassiterite | China | 0 | Vaughan 146, 41 F | |
| GRD03NES0 | Oxides | China | 0 | Vaughan 146, 41 F |