| GRD0300S0 |
Serpentine group
|
Green and white serpentine bearing rock |
Massachusetts |
0 |
Ritter 154, 11 C |
| GRD0301S0 |
Lepidolite
|
Massive sample of granular Lepidolite |
South Dakota |
0 |
Ritter 154, 11 C |
| GRD0302S0 |
Clay group
|
Attapulgite aka Palygorskite, API clay standard #H-46-1 |
Florida |
0 |
Ritter 154, 11 C |
| GRD0303S0 |
Lepidolite
|
Two samples of granular Lepidolite. Smaller sample is nearly all Lepidolite. Larger sample is approximately half Lepidolite, other half of sample massive light blue/green material. |
California |
0 |
Ritter 154, 11 D |
| GRD0304S0 |
Lepidolite
|
Lepidolite bounded by Spodumene |
Unknown |
0 |
Ritter 154, 11 D |
| GRD0305S0 |
Pyrophyllite
|
Pyrophyllite. One large sample with approx. 5 sub-billet sized samples |
Georgia |
0 |
Ritter 154, 11 D |
| GRD0306S0 |
Glauconite
|
Vial of Glauconitic sand |
California |
0 |
Ritter 154, 11 D |
| GRD0307S0 |
Muscovite
|
Approximately 25 mica sheets, about 4 to 5 cm squared in size. |
Maine |
0 |
Ritter 154, 11 D |
| GRD0308S0 |
Biotite
|
Approximately 5 Biotite books about 1 mm thick each, each sample about 1 to 1.5 square inches in size. Burminco Bulk |
Canada |
0 |
Ritter 154, 11 D |
| GRD0309S0 |
Kaolinite
|
API clay standard #H-4. |
Georgia |
0 |
Ritter 154, 11 D |
| GRD030AS0 |
Lepidolite
|
Small sample, Lepidolite encapsulates what seems to be a small Schorl prism. |
California |
0 |
Ritter 154, 11 D |
| GRD030BS0 |
Clay group
|
Attapulgite aka Palygorskite, API clay standard #H-43 |
Florida |
0 |
Ritter 154, 11 C |
| GRD030CS0 |
Kaolinite
|
API clay standard #H-1. |
Arkansas |
0 |
Ritter 154, 11 D |
| GRD030DS0 |
Biotite
|
Biotite on Quartz and Plag. Large sheets cover entirety of three planar surfaces of sample. Unidentified mineral inclusions in biotite. |
California |
0 |
Ritter 154, 11 D |
| GRD030ES0 |
Halloysite
|
API clay standard #H-13. |
Utah |
0 |
Ritter 154, 11 C |
| GRD030FS0 |
Biotite
|
Approx. 20 biotite sheets |
Canada |
0 |
Ritter 154, 11 D |
| GRD030GS0 |
Montmorillonite
|
Montmorillonite var. Bentonite. API standard #H-25 (Bentonite) |
Wyoming |
0 |
Ritter 154, 11 D |
| GRD030HS0 |
Illite
|
API clay standard #H-36. |
Illinois |
0 |
Ritter 154, 11 C |
| GRD030IS0 |
Pyrophyllite
|
5 samples of fairly cohesive Pyrophyllite showing layering. From UCLA mineral collection. |
Unknown |
0 |
Ritter 154, 11 D |
| GRD030JS0 |
Halloysite
|
Halloysite replacing Tourmaline |
California |
0 |
Ritter 154, 11 D |
| GRD030KS0 |
Phylllosilicates
|
Type locality Palygorskaya, Ural |
Russian Federation |
0 |
Ritter 154, 11 D |
| GRD030LS0 |
Lepidolite
|
Four pieces of Lepidolite. |
California |
0 |
Ritter 154, 11 D |
| GRD030MS0 |
Muscovite
|
Two Muscovite books approx. 1 cm thick. |
California |
0 |
Ritter 154, 11 D |
| GRD030NS0 |
Montmorillonite
|
Montmorillonite var. Bentonite. API standard #H-24. |
California |
0 |
Ritter 154, 11 D |
| GRD030OS0 |
Glauconite
|
Vial of Glauconitic sand |
Mexico |
0 |
Ritter 154, 11 D |
| GRD030QS0 |
Glauconite
|
Vial of Glauconitic sand |
Mexico |
0 |
Ritter 154, 11 D |
| GRD030RS0 |
Lepidolite
|
Granular lepidolite with patches of other unidentified minerals. |
Unknown |
0 |
Ritter 154, 11 C |
| GRD030SS0 |
Illite
|
API clay standard #H-35. |
Illinois |
0 |
Ritter 154, 11 C |
| GRD030TS0 |
Halloysite
|
API clay standard #H-12. |
Indiana |
0 |
Ritter 154, 11 D |
| GRD030US0 |
Halloysite
|
Halloysite replacing Rubellite |
California |
0 |
Ritter 154, 11 D |
