Sample Type is Sedimentary › Chemical › Fe and Mn Formation
33 records | Download| IGSN | Sample Type | Notes | Location | Number Thin Sections | Storage Location |
|---|---|---|---|---|---|
| GRD00OTS0 | Fe and Mn Formation | Original label: Sandy siltstone with marcasite. Alegria formation, Oligocene. 1957. | California | 1 | Ritter 154, 17 O |
| GRD00Q6S0 | Oolitic Ironstone | oolitic iron formation, Clinton Fm., Silurian | New York | 1 | Ritter 154, 17 O |
| GRD00Q7S0 | Oolitic Ironstone | Original label: Pisolitic ironstone, Coll. No. 337. | United Kingdom | 1 | Ritter 154, 17 O |
| GRD00Q8S0 | Oolitic Ironstone | Original label: Oolitic Hematite, Coll. No. 97. EN 177. | New York | 1 | Ritter 154, 17 O |
| GRD00Q9S0 | Oolitic Ironstone | Original label: Oolitic ironstone. Middle Lias formation. Jurassic. Coll. No. 338. | United Kingdom | 1 | Ritter 154, 17 O |
| GRD00QAS0 | Fe and Mn Formation | Chamositic ironstone (Upper Pliensbach), Banbury ironstone, brachiopods, plant fragments (conifer?). | United Kingdom | 0 | Ritter 154, 17 O |
| GRD00QBS0 | Fe and Mn Formation | Chamositic ironstone (Upper Pliensbach). Banbury ironstone. | United Kingdom | 1 | Ritter 154, 17 O |
| GRD00QES0 | Banded Iron Formation | Original label: Banded ironstone. Bulk matl: L-104-9 (Room 4645), 1946. | Michigan | 1 | Ritter 154, 17 O |
| GRD00QFS0 | Fe and Mn Formation | Rusty red rock with silver hematite veins | 0 | Ritter 154, 17 O | |
| GRD00V9S0 | Oolitic Ironstone | flattened ooids. Small sample. | 0 | Camp Elliott | |
| GRD00VIS0 | Banded Iron Formation | iron formation, no chert, Grenville front | 0 | Camp Elliott | |
| GRD00XOS0 | Fe and Mn Formation | Fe-mineralized rock?hydrothermal alteration? No hand sample; Thin section is in Thin Section only case in RH 154. | California | 1 | Ritter 154 |
| GRD00XUS0 | Oolitic Ironstone | Oolitic iron formation, Silurian Clinton Iron Fm., with brachiopods | Alabama | 1 | Ritter 154, 17 O |
| GRD01HVS0 | Fe and Mn Formation | Mn/Fe slabs and nodules from Hardground from Piz Boe locality; limestone contains forams and folded calcite veins. | Italy | 0 | Ritter 154, 17 O |
| GRD01HWS0 | Fe and Mn Formation | Mn/Fe slabs and nodules from Hardground from Piz Boe locality; limestone contains forams and a partial small nautiloid. | Italy | 0 | Camp Elliott |
| GRD01HXS0 | Fe and Mn Formation | Mn/Fe slabs and nodules from Hardground from Piz Boe locality. | Italy | 0 | Camp Elliott |
| GRD01HYS0 | Fe and Mn Formation | Mn/Fe slabs and nodules from Hardground from Piz Boe locality; limestone contains forams, radiolarians, a small nautiloid, and shell fragments | Italy | 0 | Camp Elliott |
| GRD01HZS0 | Fe and Mn Formation | Mn/Fe slabs and nodules from Hardground from Piz Boe locality. | Italy | 0 | Camp Elliott |
| GRD01I0S0 | Fe and Mn Formation | Mn/Fe slabs and nodules from Hardground from Piz Boe locality. Some chips are at Elliott. The thin sections are from: W83-66A,B,C,D. | Italy | 4 | Ritter 154, 17 O |
| GRD01MRS0 | Fe and Mn Formation | Red mudstone with thick calcite veins, brecciated (?); | Italy | 1 | Ritter 154, 17 O |
| GRD01ZSS0 | Banded Iron Formation | Well-laminated. Polished surface. Layers of Fe-oxides (hematite and megnetite), shale, and quartz (chert). Microfaulting and crossing quartz veinlets. Original description: magnetite-jasper BIF. | 0 | Camp Elliott | |
| GRD026CS0 | Fe and Mn Formation | Cut sample. ~5x4x7 cm. Purple, fine-grained sample with Fe-stained veins and thick (~3 mm) Fe-Mn crust. High specific gravity. Billet. Billet pieces. Original label: 21 September, 1975. | Pacific Ocean | 2 | Ritter 154, 37 F |
| GRD026JS0 | Fe and Mn Formation | Small uncut sample (~3x3x1 cm). Fine-grained red rock. Billet and billet pieces. Original label: 27 October, 1975. | Pacific Ocean | 1 | Ritter 154, 37 F |
| GRD02J3S0 | Banded Iron Formation | banded iron formation (magnetite, hematite, iron carbonate; metamorphosed to greenschist facies) | Canada | 0 | Ritter 154 |
| GRD02J3S1 | Banded Iron Formation | banded iron formation (magnetite, hematite, iron carbonate; metamorphosed to greenschist facies) | Canada | 0 | Ritter 154, 17 P |
| GRD02J3S2 | Banded Iron Formation | banded iron formation (magnetite, hematite, iron carbonate; metamorphosed to greenschist facies) | Canada | 0 | Ritter 154, 17 R |
| GRD02J3S3 | Banded Iron Formation | banded iron formation (magnetite, hematite, iron carbonate; metamorphosed to greenschist facies) | Canada | 0 | Ritter 154 |
| GRD02J3S4 | Banded Iron Formation | banded iron formation (magnetite, hematite, iron carbonate; metamorphosed to greenschist facies) | Canada | 0 | Ritter 154 |
| GRD02MSS0 | Banded Iron Formation | Stomatolites (Collenia undosa) in banded iron formation. Polished. Original label: Biwabik Iron formation. 2.0 b.y. old. Stromatolites. | Minnesota | 0 | Ritter 154, 2 E |
| GRD02MTS0 | Oolitic Ironstone | Oolitic ironstone interlayered with quartz and iron. Original label: Same locality. Oolitic rock. This formation is lateral equivalent of Greenflint Chert. Samples from Tom Johnson. | Minnesota | 1 | Ritter 154, 17 O |