| GRD01WES0 |
Schist
|
Multiple small samples of specularite schist. Well-foliated and fine-grained. |
|
0 |
Camp Elliott |
| GRD01WFS0 |
Schist
|
Coarse-grained, purple tremolite schist. Original description: Hexagonite tremolite schist. |
New York |
1 |
Ritter 154, 3 G |
| GRD01WGS0 |
Schist
|
Quartz-sericite schist. Quartz-sericite-flecks of magnetite. From the Chickies Quartzite. |
Pennsylvania |
1 |
Ritter 154, 24 D |
| GRD01WHS0 |
Schist
|
Small sample of specular schist |
|
0 |
Camp Elliott |
| GRD01WIS0 |
Sil-bearing Schist
|
Large sample of biotite-muscovite-quartz-sillimanite(?)schist. Slighty gneissic with generally medium- to coarse-grained texture. |
Ontario |
1 |
Ritter 154, 24 C |
| GRD01WJS0 |
Schist
|
Small sample of biotite-quartz schist. Weakly-developed foliation. Generally fine-grained. Original description: mudstone protolith; pelite enclosing M-86. |
|
1 |
Camp Elliott |
| GRD01WKS0 |
Schist
|
Small sample of biotite- quartz- potassium feldspar schist. Weakly-developed foliation. Generally fine-grained. Original description: pelitic schist wall rock of I-6. |
|
1 |
Camp Elliott |
| GRD01WLS0 |
Schist
|
Biotite-plagioclase-muscovite (trace) schist. Angular, unoriented plagioclase. Fine- to medium-grained. Moderately foliated. Original description: metapelite with little quartz. |
California |
1 |
Ritter 154, 24 D |
| GRD01WMS0 |
Schist
|
Biotite-quartz-pyrite (trace) schist. Quartz bands/augen. Generally fine- to medium-grained and well-foliated. Original description: fine-grained gneiss. |
California |
0 |
Camp Elliott |
| GRD01WNS0 |
St-bearing Schist
|
Medium-sized sample of muscovite-garnet-staurolite-quartz schist. Fine-grained phyllosilicates with garnet and staurolite porphyroblasts. Well-developed foliation. |
Alps |
0 |
Ritter 154, 14 D |
| GRD01WOS0 |
St-bearing Schist
|
Fine-grained green-silver phyllosilicates with small staurolite crystals. Small folds/crenulations in cross-sections. Nice foliation. |
Alps |
0 |
Ritter 154, 14 D |
| GRD01WPS0 |
Schist
|
Small sample of muscovite-glaucophane (?)-quartz (trace) schist. Original description: quartz-muscovite-chlorite-biotite-albite schist. |
California |
0 |
Camp Elliott |
| GRD01WQS0 |
Schist
|
Large sample of biotite-muscovite-quartz-pyrite (trace) schist. Some discontinuous quartz bands (slightly gneissic). Well-foliated and medium-grained. Original description: biotite-muscovite-quartz gneiss. |
New Zealand |
0 |
Ritter 154, 14 D |
| GRD01WRS0 |
Schist
|
Small sample of biotite-muscovite schist. Fine-grained and well-foliated. |
|
0 |
Camp Elliott |
| GRD01WTS0 |
Talc Schist
|
Small sample of talc schist. Poorly developed foliation. Soapy feel. |
|
0 |
Ritter 154, 24 C |
| GRD01WUS0 |
Schist
|
Two small samples of glaucophane (?)-quartz-Fe-oxide (trace) schist. Fine- to medium-grained blue-grey phyllosilicates with trace Fe-minerals (with rusty halos) and quartz. |
|
0 |
Camp Elliott |
| GRD01WVS0 |
Schist
|
Seven samples of fine-grained phyllosilicates with trace pyrite (?). Patchy Fe-oxide staining on the surface of the samples. |
|
0 |
Ritter 154, 24 D |
| GRD01WWS0 |
Schist
|
Medium-sized sample of white quartz-tremolite schist. Weakly foliated, somewhat banded. |
New York |
0 |
Ritter 154, 14 G |
| GRD01WXS0 |
Talc Schist
|
Large sample of talc-tremolite schist. Moderately- to well-foliated, very coarse grained and slightly banded. Original description: talc replacing tremolite. |
New York |
1 |
Ritter 154, 14 G |
| GRD01WYS0 |
Schist
|
Large sample of purple and yellow tremolite. Foliated. Slightly banded. Original description: hexagonite schist. |
New York |
1 |
Ritter 154, 14 I |
| GRD01X0S0 |
Schist
|
Small sample of quartz-tremolite schist. A small amount of blue-green mineral (serpentine?) on one side of the sample. Original description: Serpentine dike in tremolite schist. |
New York |
0 |
Ritter 154, 14 G |
| GRD01X2S0 |
Talc Schist
|
Large sample of a folded talc schist with well-developed foliation. |
New York |
1 |
Ritter 154, 14 I |
| GRD01X3S0 |
Schist
|
Anthophyllite schist. Grey acicular crystals with cream, fibrous intergrowths. Large sample. |
California |
1 |
Ritter 154, 14 I |
| GRD01X8S0 |
St-bearing Schist
|
Medium-sized sample of muscovite-quartz-garnet-staurolite-actinolite schist. Garnet crystals most prevalent in a single band. Billet. Original description: St-Ga-Ky gneiss. |
|
0 |
Ritter 154, 14 D |
| GRD01X9S0 |
St-bearing Schist
|
Small cut slab of muscovite-quartz-garnet-actinolite-staurolite schist. Original description: staurolite-garnet schist. |
|
0 |
Ritter 154, 24 D |
| GRD01XBS0 |
Ky-bearing Schist
|
Kyanite-quartz-biotite schist. Large band of coarse-grained quartz-kyanite between biotite Nice kyanite. Billets. See also M-209 and M-34. |
|
1 |
Ritter 154, 14 C |
| GRD01XCS0 |
Ky-bearing Schist
|
Kyanite-quartz-biotite schist. Large band of coarse-grained quartz-kyanite capped by foliated biotite. Nice kyanite. See also M-43 and M-34. |
Alps |
1 |
Ritter 154, 14 D |
| GRD01XFS0 |
Phyllite
|
Fine-grained blue/grey minerals (chlorotoid?) in cream-colored fine-grained phyllosilicate (muscovite?) matrix. Slight slaty cleavage and dull sheen. Original description: Chlorotoid schist. |
Camlia |
0 |
Ritter 154, 14 E |
| GRD01XHS0 |
Ga-bearing Schist
|
Medium-sized sample of tremolite-plagioclase-muscovite-garnet schist. Well-foliated. See also M-36. |
|
1 |
Ritter 154, 14 G |
| GRD01XIS0 |
Ga-bearing Schist
|
Small sample of tremolite-quartz-muscovite-garnet schist. Well-foliated. See also M-35. Missing 1/2 thin sections |
|
2 |
Ritter 154, 3 G |
