| GRD02Z3S0 |
Phylllosilicates
|
Apophyllite. UCLA |
Unknown |
0 |
Ritter 154, 11 C |
| GRD02Z7S0 |
Antigorite
|
Varicolored Serpentine |
|
0 |
Ritter 154, 11 C |
| GRD02ZAS0 |
Phylllosilicates
|
Celadonite in vesicular volcanic host rock. |
California |
0 |
Ritter 154, 11 C |
| GRD02ZBS0 |
Chlorite group
|
Cookeite with translucent blue Tourmaline. |
Brazil |
0 |
Ritter 154, 11 C |
| GRD02ZCS0 |
Glauconite
|
Box of treated Glauconite from Bonne Terre Limestone, mostly very fine but with some granules. May have residual dolomite or quartz. Sample attained by M. N. Bramlette through communication with a USGS representative whom attained the material from a representative from the Saint Joseph Lead Company. |
Missouri |
0 |
Ritter 154, 11 C |
| GRD02ZFS0 |
Phylllosilicates
|
Garnierite |
France |
0 |
Ritter 154, 11 C |
| GRD02ZRS0 |
Phylllosilicates
|
Approximately 10 pieces of Apophyllite, some showing excellent cleavage |
Unknown |
0 |
Ritter 154, 11 C |
| GRD02ZSS0 |
Talc
|
Talc - Steatite aka Soapstone |
Unknown |
0 |
Ritter 154, 11 C |
| GRD02ZTS0 |
Montmorillonite
|
Two exfoliated/fractured samples with a lightly weathered rind. |
California |
0 |
Ritter 154, 11 C |
| GRD02ZWS0 |
Serpentine group
|
Green/white serpentine bearing rock |
New York |
0 |
Ritter 154, 11 C |
| GRD02ZXS0 |
Clay group
|
Two vials of API standard #33b from Manito near Spokane Washington. |
Washington |
0 |
Ritter 154, 11 C |
| GRD02ZYS0 |
Biotite
|
Biotite on Microcline |
Unknown |
0 |
Ritter 154, 11 C |
| GRD02ZZS0 |
Montmorillonite
|
Montmorillonite var. Hetorite, API clay mineral standard #H-34 |
California |
0 |
Ritter 154, 11 C |
| 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 |
