| GRD03IFS0 |
Quartz
|
Terminated Quartz scepters |
Unknown |
0 |
Ritter 154, 6 H |
| GRD03IGS0 |
Quartz
|
Quartz var. Flint |
Unknown |
0 |
Ritter 154, 6 H |
| GRD03IHS0 |
Quartz
|
Quartz var. Moss Agate |
Nevada |
0 |
Ritter 154, 6 H |
| GRD03IIS0 |
Quartz
|
Quartz var. Precious Opal. Exhibits spectral color display in places |
Unknown |
0 |
Ritter 154, 6 H |
| GRD03IJS0 |
Quartz
|
Quartz var. Petrified Wood |
Arizona |
0 |
Ritter 154, 6 H |
| GRD03IKS0 |
Quartz
|
Quartz var. Jasper |
South Dakota |
0 |
Ritter 154, 6 H |
| GRD03ILS0 |
Quartz
|
Quartz var. Chert |
Missouri |
0 |
Ritter 154, 6 H |
| GRD03IMS0 |
Quartz
|
Quartz in cavities in meta-volcanic rock. |
California |
0 |
Ritter 154, 6 H |
| GRD03INS0 |
Quartz
|
Quartz with other |
Unknown |
0 |
Ritter 154, 6 H |
| GRD03IOS0 |
Quartz
|
Quartz var. Opal |
France |
0 |
Ritter 154, 6 H |
| GRD03IPS0 |
Quartz
|
Dehydrated Opal |
Mexico |
0 |
Ritter 154, 6 H |
| GRD03IQS0 |
Quartz
|
Quartz var. Flint |
United Kingdom |
0 |
Ritter 154, 6 H |
| GRD03IRS0 |
Quartz
|
Bull Quartz, about 5 pounds of material |
Unknown |
0 |
Ritter 154, 6 H |
| GRD03ISS0 |
Andalusite
|
Andalusite-Sericite schist |
Canada |
0 |
Ritter 154, 11 G |
| GRD03ITS0 |
Anthophyllite
|
Anthophyllite-Biotite-Plag Gneiss. Anthophyllite exhibited across surface of sample |
Connecticut |
0 |
Ritter 154, 5 G |
| GRD03IUS0 |
Kyanite
|
Kyanite-Biotite Schist with crenulation cleavage |
Unknown |
0 |
Ritter 154, 11 G |
| GRD03IVS0 |
Olivine group
|
Dunite (Granular Olivine) inclusion in basalt. Xenocryst |
Antarctica |
0 |
Ritter 154, 11 G |
| GRD03IWS0 |
Calcite
|
Calcite crystals on fine marcasite and pyrite within brecciated chert |
Oklahoma |
0 |
Ritter 154, 5 B |
| GRD03IXS0 |
Malachite
|
|
Arizona |
0 |
Ritter 154, 5 B |
| GRD03IYS0 |
Axinite
|
|
California |
0 |
Ritter 154, 5 A |
| GRD03IZS0 |
Feldspathoid group
|
Danalite (pink) with Flourite (purple) |
Rhode Island |
0 |
Ritter 154, 11 B |
| GRD03J0S0 |
Actinolite
|
|
Unknown |
0 |
Ritter 154, 5 G |
| GRD03J1S0 |
Riebeckite
|
Crocidolite (Blue Asbestos), an asbestiform variety of the amphibole Riebeckite |
Unknown |
0 |
Ritter 154, 5 G |
| GRD03J2S0 |
Magnetite
|
Euhedral Magnetite crystals |
Unknown |
0 |
Ritter 154, 12 D |
| GRD03J3S0 |
Apatite
|
Fragment of a euhedral Apatite prism |
Unknown |
0 |
Ritter 154, 12 F |
| GRD03J4S0 |
Gypsum
|
A single euhedral Gypsum crystal |
|
0 |
Ritter 154, 6 D |
| GRD03J5S0 |
Spodumene
|
Spodumene var. Hiddenite. Translucent apple green subhedral |
Unknown |
0 |
Ritter 154, 5 E |
| GRD03J6S0 |
Tourmaline
|
Indicolite and Quartz with minor muscovite, contains a Quartz crystal penetrated by an Indicolite prism. |
Unknown |
0 |
Ritter 154, 5 A |
| GRD03J7S0 |
Tectosilicates
|
|
Mexico |
0 |
Ritter 154, 11 B |
| GRD03J8S0 |
Wollastonite
|
Excellent euhedral Wollastonite with mm sized Diopside and Grossular garnet |
New York |
0 |
Ritter 154, 5 F |
