| IGSN | Sample Type | Notes | Location | Number Thin Sections | Storage Location |
|---|---|---|---|---|---|
| GRD03CBS0 | Scheelite | New Zealand | 0 | Ritter 154, 12 E | |
| GRD03CCS0 | Scheelite | Utah | 0 | Ritter 154, 12 E | |
| GRD03CDS0 | Scheelite | Mexico | 0 | Ritter 154, 12 E | |
| GRD03CES0 | Scheelite | California | 0 | Ritter 154, 12 E | |
| GRD03CFS0 | Scheelite | Mexico | 0 | Ritter 154, 12 E | |
| GRD03CXS0 | Wolframite | Three pieces of subhedral Wolframite | Unknown | 0 | Ritter 154, 12 F |