| Regional Level Types | |
|---|---|
| Saipan | Island |
| Northern Mariana Islands | Commonwealth |
| USA | Country |
| ⓘArsenopyrite ? Formula:FeAsS |
| ⓘ'Clay minerals' |
| ⓘHematite Formula:Fe2O3 |
| ⓘ'Limonite' |
| ⓘNative Gold Formula:Au |
| ⓘNative Silver Formula:Ag |
| ⓘ'Ochre' |
| ⓘPyrite Formula:FeS2 |
| ⓘQuartz Formula:SiO2 |
| ⓘSphalerite Formula:ZnS |
| ⓘ'Wad' Localities: Reported from at least6 localities in this region. |
| Group 1 - Elements | |||
|---|---|---|---|
| ⓘ | Native Gold | 1.AA.05 | Au |
| ⓘ | Native Silver | 1.AA.05 | Ag |
| Group 2 - Sulphides and Sulfosalts | |||
| ⓘ | Sphalerite | 2.CB.05a | ZnS |
| ⓘ | Pyrite | 2.EB.05a | FeS2 |
| ⓘ | Arsenopyrite ? | 2.EB.20 | FeAsS |
| Group 4 - Oxides and Hydroxides | |||
| ⓘ | Hematite | 4.CB.05 | Fe2O3 |
| ⓘ | Quartz | 4.DA.05 | SiO2 |
| Unclassified | |||
| ⓘ | 'Clay minerals' | - | |
| ⓘ | 'Limonite' | - | |
| ⓘ | 'Wad' | - | |
| ⓘ | 'Ochre' | - | |
| O | Oxygen | |
|---|---|---|
| O | ⓘHematite | Fe2O3 |
| O | ⓘQuartz | SiO2 |
| Si | Silicon | |
| Si | ⓘQuartz | SiO2 |
| S | Sulfur | |
| S | ⓘArsenopyrite | FeAsS |
| S | ⓘPyrite | FeS2 |
| S | ⓘSphalerite | ZnS |
| Fe | Iron | |
| Fe | ⓘArsenopyrite | FeAsS |
| Fe | ⓘHematite | Fe2O3 |
| Fe | ⓘPyrite | FeS2 |
| Zn | Zinc | |
| Zn | ⓘSphalerite | ZnS |
| As | Arsenic | |
| As | ⓘArsenopyrite | FeAsS |
| Ag | Silver | |
| Ag | ⓘNative Silver | Ag |
| Au | Gold | |
| Au | ⓘNative Gold | Au |
| Occurrences | 65 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Youngest Fossil Listed | 5.33 Ma (Miocene) | ||||||||||||
| Oldest Fossil Listed | 23.0 Ma (Miocene) | ||||||||||||
| Stratigraphic Units |
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| Fossils from Region | Click here to show the list. | ||||||||||||
| Fossil Localities | Click to show 3 fossil localities |