Sample Type is Mineral › Silicates › Tectosilicates › Quartz group
40 records | Download| IGSN | Sample Type | Notes | Location | Number Thin Sections | Storage Location |
|---|---|---|---|---|---|
| GRD03KCS0 | Cristobalite | California | 0 | Vaughan 146, 40 E | |
| GRD03KFS0 | Quartz | Brazil | 0 | Vaughan 146, 40 E | |
| GRD03KGS0 | Quartz | Brazil | 0 | Vaughan 146, 40 E | |
| GRD03KIS0 | Quartz | Quartz var. Smoky Quartz | Brazil | 0 | Vaughan 146, 40 E |
| GRD03KJS0 | Quartz | Quartz var. Smoky Quartz | Brazil | 0 | Vaughan 146, 40 E |
| GRD03NRS0 | Quartz | Two large specimen, one doubly terminated. | New York | 0 | Ritter 154, 6 H |
| GRD03O5S0 | Quartz group | Boone Formation | Missouri | 0 | |
| GRD03O9S0 | Quartz group | Botryoidal chalcedony, slightly translucent. On volcanic rock | Unknown | 0 | Ritter 154, 6 H |
| GRD03OAS0 | Quartz | Flint arrowhead | Unknown | 0 | Ritter 154, 6 H |
| GRD03OBS0 | Quartz | Two samples, both are aggregates of terminated amethyst scepters. One sample has an opaque, smoky quality to the exterior of scepters | Unknown | 0 | Ritter 154, 6 H |