Reed Mine, Jarretsville-Dublin Mining District, Harford County, Maryland, USAi
Regional Level Types | |
---|---|
Reed Mine | Mine |
Jarretsville-Dublin Mining District | - not defined - |
Harford County | County |
Maryland | State |
USA | Country |
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Latitude & Longitude (WGS84):
39° 36' 42'' North , 76° 27' 25'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
Place | Population | Distance |
---|---|---|
Jarrettsville | 2,916 (2011) | 1.9km |
Bel Air North | 30,568 (2011) | 9.6km |
Pylesville | 693 (2011) | 11.3km |
Fallston | 8,958 (2011) | 11.5km |
North Bel Air | 33,925 (2010) | 11.9km |
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 |
---|---|---|
Baltimore Mineral Society | Baltimore, Maryland | 38km |
Chesapeake Gem & Mineral Society | Baltimore, Maryland | 38km |
Gem Cutters Guild of Baltimore, Inc. | Baltimore, Maryland | 38km |
Central Maryland Rock and Mineral Collectors Exchange | Elkridge, Maryland | 50km |
Mason-Dixon Rock, Mineral, Gemological, & Lapidary Club | Hanover, Pennsylvania | 50km |
Mindat Locality ID:
143059
Long-form identifier:
mindat:1:2:143059:5
GUID (UUID V4):
cf2d3611-60b3-4840-93f4-2ce5ed3f30eb
One of the earliest chromite mines in the world. Workings consisted of a shaft, numerous pits and a nearby quarry in serpentinite. The deposit was worked from time to time from the 1870's into the 1920's.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
ⓘ Antigorite Formula: Mg3(Si2O5)(OH)4 |
ⓘ Antigorite var. Williamsite Formula: Mg3(Si2O5)(OH)4 |
ⓘ Brucite Formula: Mg(OH)2 |
ⓘ Chromite Formula: Fe2+Cr3+2O4 |
ⓘ Chrysotile Formula: Mg3(Si2O5)(OH)4 |
ⓘ Clinochlore Formula: Mg5Al(AlSi3O10)(OH)8 |
ⓘ Clinochlore var. Chromium-bearing Clinochlore Formula: Mg5(Al,Cr)2Si3O10(OH)8 |
ⓘ Magnesite Formula: MgCO3 |
ⓘ Quartz Formula: SiO2 |
ⓘ Quartz var. Chalcedony Formula: SiO2 |
ⓘ 'Serpentine Subgroup' Formula: D3[Si2O5](OH)4 |
ⓘ 'Serpentine Subgroup var. Picrolite' Formula: D3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn |
ⓘ Talc Formula: Mg3Si4O10(OH)2 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
Group 4 - Oxides and Hydroxides | |||
---|---|---|---|
ⓘ | Chromite | 4.BB.05 | Fe2+Cr3+2O4 |
ⓘ | Quartz var. Chalcedony | 4.DA.05 | SiO2 |
ⓘ | 4.DA.05 | SiO2 | |
ⓘ | Brucite | 4.FE.05 | Mg(OH)2 |
Group 5 - Nitrates and Carbonates | |||
ⓘ | Magnesite | 5.AB.05 | MgCO3 |
Group 9 - Silicates | |||
ⓘ | Chrysotile | 9.. | Mg3(Si2O5)(OH)4 |
ⓘ | Talc | 9.EC.05 | Mg3Si4O10(OH)2 |
ⓘ | Clinochlore | 9.EC.55 | Mg5Al(AlSi3O10)(OH)8 |
ⓘ | var. Chromium-bearing Clinochlore | 9.EC.55 | Mg5(Al,Cr)2Si3O10(OH)8 |
ⓘ | Antigorite | 9.ED.15 | Mg3(Si2O5)(OH)4 |
ⓘ | var. Williamsite | 9.ED.15 | Mg3(Si2O5)(OH)4 |
Unclassified | |||
ⓘ | 'Serpentine Subgroup' | - | D3[Si2O5](OH)4 |
ⓘ | 'var. Picrolite' | - | D3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn |
List of minerals for each chemical element
H | Hydrogen | |
---|---|---|
H | ⓘ Antigorite | Mg3(Si2O5)(OH)4 |
H | ⓘ Brucite | Mg(OH)2 |
H | ⓘ Chrysotile | Mg3(Si2O5)(OH)4 |
H | ⓘ Clinochlore | Mg5Al(AlSi3O10)(OH)8 |
H | ⓘ Clinochlore var. Chromium-bearing Clinochlore | Mg5(Al,Cr)2Si3O10(OH)8 |
H | ⓘ Talc | Mg3Si4O10(OH)2 |
H | ⓘ Serpentine Subgroup | D3[Si2O5](OH)4 |
H | ⓘ Serpentine Subgroup var. Picrolite | D3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn |
H | ⓘ Antigorite var. Williamsite | Mg3(Si2O5)(OH)4 |
C | Carbon | |
C | ⓘ Magnesite | MgCO3 |
O | Oxygen | |
O | ⓘ Antigorite | Mg3(Si2O5)(OH)4 |
O | ⓘ Brucite | Mg(OH)2 |
O | ⓘ Quartz var. Chalcedony | SiO2 |
O | ⓘ Chrysotile | Mg3(Si2O5)(OH)4 |
O | ⓘ Chromite | Fe2+Cr23+O4 |
O | ⓘ Clinochlore | Mg5Al(AlSi3O10)(OH)8 |
O | ⓘ Clinochlore var. Chromium-bearing Clinochlore | Mg5(Al,Cr)2Si3O10(OH)8 |
O | ⓘ Magnesite | MgCO3 |
O | ⓘ Quartz | SiO2 |
O | ⓘ Talc | Mg3Si4O10(OH)2 |
O | ⓘ Serpentine Subgroup | D3[Si2O5](OH)4 |
O | ⓘ Serpentine Subgroup var. Picrolite | D3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn |
O | ⓘ Antigorite var. Williamsite | Mg3(Si2O5)(OH)4 |
Mg | Magnesium | |
Mg | ⓘ Antigorite | Mg3(Si2O5)(OH)4 |
Mg | ⓘ Brucite | Mg(OH)2 |
Mg | ⓘ Chrysotile | Mg3(Si2O5)(OH)4 |
Mg | ⓘ Clinochlore | Mg5Al(AlSi3O10)(OH)8 |
Mg | ⓘ Clinochlore var. Chromium-bearing Clinochlore | Mg5(Al,Cr)2Si3O10(OH)8 |
Mg | ⓘ Magnesite | MgCO3 |
Mg | ⓘ Talc | Mg3Si4O10(OH)2 |
Mg | ⓘ Serpentine Subgroup var. Picrolite | D3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn |
Mg | ⓘ Antigorite var. Williamsite | Mg3(Si2O5)(OH)4 |
Al | Aluminium | |
Al | ⓘ Clinochlore | Mg5Al(AlSi3O10)(OH)8 |
Al | ⓘ Clinochlore var. Chromium-bearing Clinochlore | Mg5(Al,Cr)2Si3O10(OH)8 |
Al | ⓘ Serpentine Subgroup var. Picrolite | D3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn |
Si | Silicon | |
Si | ⓘ Antigorite | Mg3(Si2O5)(OH)4 |
Si | ⓘ Quartz var. Chalcedony | SiO2 |
Si | ⓘ Chrysotile | Mg3(Si2O5)(OH)4 |
Si | ⓘ Clinochlore | Mg5Al(AlSi3O10)(OH)8 |
Si | ⓘ Clinochlore var. Chromium-bearing Clinochlore | Mg5(Al,Cr)2Si3O10(OH)8 |
Si | ⓘ Quartz | SiO2 |
Si | ⓘ Talc | Mg3Si4O10(OH)2 |
Si | ⓘ Serpentine Subgroup | D3[Si2O5](OH)4 |
Si | ⓘ Serpentine Subgroup var. Picrolite | D3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn |
Si | ⓘ Antigorite var. Williamsite | Mg3(Si2O5)(OH)4 |
Cr | Chromium | |
Cr | ⓘ Chromite | Fe2+Cr23+O4 |
Cr | ⓘ Clinochlore var. Chromium-bearing Clinochlore | Mg5(Al,Cr)2Si3O10(OH)8 |
Mn | Manganese | |
Mn | ⓘ Serpentine Subgroup var. Picrolite | D3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn |
Fe | Iron | |
Fe | ⓘ Chromite | Fe2+Cr23+O4 |
Fe | ⓘ Serpentine Subgroup var. Picrolite | D3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn |
Ni | Nickel | |
Ni | ⓘ Serpentine Subgroup var. Picrolite | D3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn |
Zn | Zinc | |
Zn | ⓘ Serpentine Subgroup var. Picrolite | D3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn |
Other Databases
Link to USGS MRDS: | 10267083 |
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Other Regions, Features and Areas containing this locality
North America PlateTectonic Plate
- Piedmontia DomainDomain
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