Lamberton Branch locality, Silver Spring, Montgomery County, Maryland, USAi
| Regional Level Types | |
|---|---|
| Lamberton Branch locality | - not defined - |
| Silver Spring | Spring |
| Montgomery County | County |
| Maryland | State |
| USA | Country |
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Latitude & Longitude (WGS84):
39° 2' 49'' North , 77° 0' 37'' West
Latitude & Longitude (decimal):
KΓΆppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Kemp Mill | 12,564 (2011) | 1.2km |
| White Oak | 17,403 (2011) | 1.7km |
| Four Corners | 7,945 (2011) | 3.0km |
| Colesville | 14,647 (2011) | 3.3km |
| Glenmont | 13,529 (2018) | 3.6km |
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 |
|---|---|---|
| Gem, Lapidary, and Mineral Society of Montgomery County, MD., Inc. | Rockville, Maryland | 13km |
| Northern Virginia Mineral Club, Inc. | Arlington, Virginia | 20km |
| American Fossil Federation | Bowie, Maryland | 27km |
| Maryland Geological Society | Bowie, Maryland | 27km |
| Central Maryland Rock and Mineral Collectors Exchange | Elkridge, Maryland | 32km |
Mindat Locality ID:
43890
Long-form identifier:
mindat:1:2:43890:5
GUID (UUID V4):
9e19c74b-ab4d-467b-a7d2-4e536f061761
Other/historical names associated with this locality:
Northwest Branch locality
Exposures along Lamberton Branch, a tributary of Northwest Branch near the town of Silver Spring. This small stream forms the boundary between the Kemp Mill and Springbrook forest subdivisions (Montgomery County, Maryland).
Take Lamberton Drive to the end, where it dead-ends into Northwest Branch Park. There is a clearly marked hiking trail (Bikes not allowed). Follow the trail downhill to the main trail. Take the main trail leading upstream. You will come to a small foot bridge. The stream under the bridge is the Lamberton Branch. The pegmatite occurs along the creek, on both sides, and along the west and east banks of Northwest Branch.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsCommodity List
This is a list of exploitable or exploited mineral commodities recorded at this locality.Mineral List
10 valid minerals.
Detailed Mineral List:
| β Almandine Formula: Fe2+3Al2(SiO4)3 References: |
| β 'Chlorite Group' References: |
| β Clinozoisite Formula: (CaCa)(AlAlAl)O[Si2O7][SiO4](OH) References: |
| β Epidote Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) References: |
| β Galena Formula: PbS References: |
| β Hematite Formula: Fe2O3 |
| β 'Limonite' References: |
| β Muscovite Formula: KAl2(AlSi3O10)(OH)2 |
| β Pyrite Formula: FeS2 References: |
| β Quartz Formula: SiO2 References: |
| β Schorl Formula: NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH) References: |
| β Staurolite Formula: Fe2+2Al9Si4O23(OH) References: |
List of minerals arranged by Strunz 10th Edition classification
| Group 2 - Sulphides and Sulfosalts | |||
|---|---|---|---|
| β | Galena | 2.CD.10 | PbS |
| β | Pyrite | 2.EB.05a | FeS2 |
| Group 4 - Oxides and Hydroxides | |||
| β | Hematite | 4.CB.05 | Fe2O3 |
| β | Quartz | 4.DA.05 | SiO2 |
| Group 9 - Silicates | |||
| β | Almandine | 9.AD.25 | Fe2+3Al2(SiO4)3 |
| β | Staurolite | 9.AF.30 | Fe2+2Al9Si4O23(OH) |
| β | Clinozoisite | 9.BG.05a | (CaCa)(AlAlAl)O[Si2O7][SiO4](OH) |
| β | Epidote | 9.BG.05a | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| β | Schorl | 9.CK.05 | NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH) |
| β | Muscovite | 9.EC.15 | KAl2(AlSi3O10)(OH)2 |
| Unclassified | |||
| β | 'Chlorite Group' | - | |
| β | 'Limonite' | - | |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | β Clinozoisite | (CaCa)(AlAlAl)O[Si2O7][SiO4](OH) |
| H | β Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| H | β Muscovite | KAl2(AlSi3O10)(OH)2 |
| H | β Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
| H | β Staurolite | Fe22+Al9Si4O23(OH) |
| B | Boron | |
| B | β Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
| O | Oxygen | |
| O | β Almandine | Fe32+Al2(SiO4)3 |
| O | β Clinozoisite | (CaCa)(AlAlAl)O[Si2O7][SiO4](OH) |
| O | β Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| O | β Hematite | Fe2O3 |
| O | β Muscovite | KAl2(AlSi3O10)(OH)2 |
| O | β Quartz | SiO2 |
| O | β Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
| O | β Staurolite | Fe22+Al9Si4O23(OH) |
| Na | Sodium | |
| Na | β Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
| Al | Aluminium | |
| Al | β Almandine | Fe32+Al2(SiO4)3 |
| Al | β Clinozoisite | (CaCa)(AlAlAl)O[Si2O7][SiO4](OH) |
| Al | β Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| Al | β Muscovite | KAl2(AlSi3O10)(OH)2 |
| Al | β Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
| Al | β Staurolite | Fe22+Al9Si4O23(OH) |
| Si | Silicon | |
| Si | β Almandine | Fe32+Al2(SiO4)3 |
| Si | β Clinozoisite | (CaCa)(AlAlAl)O[Si2O7][SiO4](OH) |
| Si | β Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| Si | β Muscovite | KAl2(AlSi3O10)(OH)2 |
| Si | β Quartz | SiO2 |
| Si | β Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
| Si | β Staurolite | Fe22+Al9Si4O23(OH) |
| S | Sulfur | |
| S | β Galena | PbS |
| S | β Pyrite | FeS2 |
| K | Potassium | |
| K | β Muscovite | KAl2(AlSi3O10)(OH)2 |
| Ca | Calcium | |
| Ca | β Clinozoisite | (CaCa)(AlAlAl)O[Si2O7][SiO4](OH) |
| Ca | β Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| Fe | Iron | |
| Fe | β Almandine | Fe32+Al2(SiO4)3 |
| Fe | β Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| Fe | β Hematite | Fe2O3 |
| Fe | β Pyrite | FeS2 |
| Fe | β Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
| Fe | β Staurolite | Fe22+Al9Si4O23(OH) |
| Pb | Lead | |
| Pb | β Galena | PbS |
Other Regions, Features and Areas containing this locality
North America PlateTectonic Plate
- Piedmontia DomainDomain
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References
