| GRD003WS0 |
Blueschist
|
Franciscan Formation. Glaucophane schist (?). Thin discontinuous, folded bands of glaucophane (?) and quartz. |
California |
0 |
Ritter 154, 24 I |
| GRD01X7S0 |
Blueschist
|
Small sample of glaucophane (?)-quartz schist. Very weaky foliated to non-foliated. Fine- to medium-grained. |
Mexico |
0 |
Ritter 154, 24 C |
| GRD01XSS0 |
Blueschist
|
Blueschist composed of magnesioreibeckite(?)-Fe-oxides-quartz-Cu-mineralization. Small sample is friable. Some quartz banding in the larger sample. Franciscan? |
|
1 |
Ritter 154, 24 C |
| GRD01XSS1 |
Blueschist
|
Blueschist composed of magnesioreibeckite(?)-Fe-oxides-quartz-Cu-mineralization. Small sample is friable. Some quartz banding in the larger sample. Franciscan? |
|
1 |
Ritter 154, 14 C |
| GRD01XTS0 |
Blueschist
|
Medium-sized sample of poorly foliated blueschist. Glaucophane with large calcite band. |
|
0 |
Ritter 154, 24 C |
| GRD020XS0 |
Blueschist
|
Small sample of glaucophane-calcite schist. Fine-grained dark blue glaucophane and thin calcite veins cross-cut the foliation. Original description: glaucophane rock. |
Mexico |
1 |
Ritter 154, 24 C |
| GRD024QS0 |
Blueschist
|
Two small (~6x4x4 cm and ~6x4x2 cm) sample cut to reveal wavy blue-black and white (quartz) crystalline interior. Exterior looks schistose. Billet. Original label: 28 November, 1980. |
Pacific Ocean |
1 |
Ritter 154, 37 D |
| GRD02H9S0 |
Blueschist
|
Blueschist. Lithic-rich. Billet. Original label: Semischist, Patrick Point. |
California |
1 |
Ritter 154, 24 D |
| GRD02JES0 |
Blueschist
|
Nice blueschist hand sample and thin section. Large sparrite vein in both. |
|
1 |
Ritter 154, 14 D |
| GRD02NLS0 |
Blueschist
|
Large sample of blue schist. Sample is fine-grained. |
California |
0 |
Camp Elliott |
| GRD02NVS0 |
Blueschist
|
Garnet bearing blueschist with stringers of green minerals. Original label: From a knocker. Garnet, pumpellyite, phueugite? |
California |
4 |
Ritter 154, 3 G |
| GRD02O8S0 |
Blueschist
|
Blueschist with thin white carbonate veins cross-cutting the foliation. Some green mineralization on surface. Portion of a cobble. |
California |
4 |
Ritter 154, 3 G |
| GRD03Z7S0 |
Blueschist
|
Franciscan Complex. Garnet, glaucophane, lawsonite blueschist. (Large euhedral porphyroblasts of garnet and lawsonite enclose and are surrounded by glauconite and sphene prisms. Very clean rock) - W.G. Ernst |
California |
0 |
Ritter 154, 24 D |
