Vivianite Concretion Locality, Riva, Anne Arundel County, Maryland, USAi
| Regional Level Types | |
|---|---|
| Vivianite Concretion Locality | - not defined - |
| Riva | - not defined - |
| Anne Arundel County | County |
| Maryland | State |
| USA | Country |
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Latitude & Longitude (WGS84):
38° 57' 58'' North , 76° 38' 2'' West
Latitude & Longitude (decimal):
KΓΆppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Davidsonville | 8,000 (2013) | 4.8km |
| Riva | 4,076 (2011) | 5.1km |
| Crofton | 27,348 (2011) | 6.1km |
| Edgewater | 9,023 (2011) | 7.3km |
| Crownsville | 1,757 (2011) | 7.5km |
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
Local clubs are the best way to get access to collecting localities
| Club | Location | Distance |
|---|---|---|
| American Fossil Federation | Bowie, Maryland | 9km |
| Maryland Geological Society | Bowie, Maryland | 9km |
| Patuxent Lapidary Guild | Annapolis, Maryland | 12km |
| Central Maryland Rock and Mineral Collectors Exchange | Elkridge, Maryland | 28km |
| Southern Maryland Rock and Mineral Club | Clinton, Maryland | 32km |
Mindat Locality ID:
252542
Long-form identifier:
mindat:1:2:252542:9
GUID (UUID V4):
baf0bdea-8977-4690-a2e3-ae10c55b2598
Road cut along Tarnans Branch of the South River near the south bluff on Tarnans Branch, near the Rutland School Road Underpass of the expressway. Phosphate concretions to 20 cm in diameter were found about 1950. The vivianite either displays several different colors or there are several phosphates species present.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
| β 'Glauconite' Formula: K0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2 |
| β Goethite Formula: Ξ±-Fe3+O(OH) |
| β 'Limonite' |
| β Vivianite Formula: Fe2+Fe2+2(PO4)2 · 8H2O |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| β | Goethite | 4.00. | Ξ±-Fe3+O(OH) |
| Group 8 - Phosphates, Arsenates and Vanadates | |||
| β | Vivianite | 8.CE.40 | Fe2+Fe2+2(PO4)2 Β· 8H2O |
| Unclassified | |||
| β | 'Glauconite' | - | K0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2 |
| β | 'Limonite' | - | |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | β Glauconite | K0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2 |
| H | β Goethite | Ξ±-Fe3+O(OH) |
| H | β Vivianite | Fe2+Fe22+(PO4)2 · 8H2O |
| O | Oxygen | |
| O | β Glauconite | K0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2 |
| O | β Goethite | Ξ±-Fe3+O(OH) |
| O | β Vivianite | Fe2+Fe22+(PO4)2 · 8H2O |
| Mg | Magnesium | |
| Mg | β Glauconite | K0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2 |
| Al | Aluminium | |
| Al | β Glauconite | K0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2 |
| Si | Silicon | |
| Si | β Glauconite | K0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2 |
| P | Phosphorus | |
| P | β Vivianite | Fe2+Fe22+(PO4)2 · 8H2O |
| K | Potassium | |
| K | β Glauconite | K0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2 |
| Fe | Iron | |
| Fe | β Glauconite | K0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2 |
| Fe | β Goethite | Ξ±-Fe3+O(OH) |
| Fe | β Vivianite | Fe2+Fe22+(PO4)2 · 8H2O |
Other Regions, Features and Areas containing this locality
North America PlateTectonic Plate
- Carolinia DomainDomain
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References
