GRD02Z8S0 |
Anorthite
|
Anorthite, one large sample. Moderately altered to purple brown material on outer surfaces. |
Japan |
0 |
Ritter 154, 11 B |
GRD02Z9S0 |
Albite
|
3 small samples showing excellent cleavage. Burminco Bul |
Canada |
0 |
Ritter 154, 11 B |
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 |
GRD02ZDS0 |
Zeolite group
|
Thomsonite bearing amygdules in Basalt |
Michigan |
0 |
Ritter 154, 12 G |
GRD02ZES0 |
Analcime
|
Analcime in volcanic host rock |
California |
0 |
Ritter 154, 12 G |
GRD02ZFS0 |
Phylllosilicates
|
Garnierite |
France |
0 |
Ritter 154, 11 C |
GRD02ZGS0 |
Anorthite
|
Anorthite. Approximately 10 small pieces. |
|
0 |
Ritter 154, 11 B |
GRD02ZHS0 |
Feldspar group
|
Perthite |
New Hampshire |
0 |
Ritter 154, 11 B |
GRD02ZIS0 |
Quartz
|
Portion of Quartz filled veg or vein, small quartz crystals. |
Unknown |
0 |
Ritter 154, 11 B |
GRD02ZJS0 |
Quartz
|
Massive Smoky Quartz with Mica |
New Hampshire |
0 |
Ritter 154, 11 B |
GRD02ZKS0 |
Labradorite
|
Labradorite. UCLA |
Unknown |
0 |
Ritter 154, 11 B |
GRD02ZLS0 |
Bytownite
|
Two Clear Bytownite crystals. |
Oregon |
0 |
Ritter 154, 11 B |
GRD02ZMS0 |
Quartz
|
Quartz var. Amethyst. |
|
0 |
Ritter 154, 11 B |
GRD02ZNS0 |
Anorthite
|
Anorthite with Pyroxene. Burminco Bulk |
California |
0 |
Ritter 154, 11 B |
GRD02ZOS0 |
Quartz
|
Quartz var. Moss Opal |
Idaho |
0 |
Ritter 154, 11 B |
GRD02ZPS0 |
Oligoclase
|
Oligoclase showing excellent cleavage |
Mitchell County, North Carolina |
0 |
Ritter 154, 11 B |
GRD02ZQS0 |
Quartz
|
Quartz var. Chalcedony var. Onyx. Varicolored layered chalcedony |
Mexico |
0 |
Ritter 154, 11 B |
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 |
GRD02ZUS0 |
Tourmaline
|
Tourmaline var. Rubellite in Lepidolite |
California |
0 |
Ritter 154, 5 A |
GRD02ZVS0 |
Gibbsite
|
Gibbsite aka Hydrargyllite |
Brazil |
0 |
Ritter 154, 12 B |
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 |