Discovery workings (Main workings), Bare Hills, Baltimore County, Maryland, USAi
Regional Level Types | |
---|---|
Discovery workings (Main workings) | Workings |
Bare Hills | Group of Hills |
Baltimore County | County |
Maryland | State |
USA | Country |
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Latitude & Longitude (WGS84):
39° 23' 3'' North , 76° 39' 45'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
Place | Population | Distance |
---|---|---|
Lutherville | 6,504 (2011) | 5.2km |
Pikesville | 30,764 (2011) | 5.3km |
Arlington | 3,065 (2018) | 5.3km |
Towson | 55,197 (2011) | 5.5km |
Mays Chapel | 11,420 (2011) | 5.6km |
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 |
---|---|---|
Baltimore Mineral Society | Baltimore, Maryland | 11km |
Chesapeake Gem & Mineral Society | Baltimore, Maryland | 11km |
Gem Cutters Guild of Baltimore, Inc. | Baltimore, Maryland | 11km |
Central Maryland Rock and Mineral Collectors Exchange | Elkridge, Maryland | 20km |
Patuxent Lapidary Guild | Annapolis, Maryland | 47km |
Mindat Locality ID:
142804
Long-form identifier:
mindat:1:2:142804:2
GUID (UUID V4):
928e846a-d0a5-406e-887a-77942d964d16
Chromite was produced from a series of pits, trenches and underground workings dating from the 1800's. These were in pipes and elongated lenses of chromite-bearing serpentinite.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
ⓘ Actinolite Formula: ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 |
ⓘ 'Chlorite Group' |
ⓘ Chromite Formula: Fe2+Cr3+2O4 |
ⓘ Clinochlore Formula: Mg5Al(AlSi3O10)(OH)8 |
ⓘ Clinochlore var. Chromium-bearing Clinochlore Formula: Mg5(Al,Cr)2Si3O10(OH)8 |
ⓘ 'Deweylite' Formula: Mg4Si3O10 · 6H2O ? |
ⓘ Hydromagnesite Formula: Mg5(CO3)4(OH)2 · 4H2O |
ⓘ Magnesite Formula: MgCO3 |
ⓘ 'Serpentine Subgroup' Formula: D3[Si2O5](OH)4 |
ⓘ 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 |
Group 5 - Nitrates and Carbonates | |||
ⓘ | Magnesite | 5.AB.05 | MgCO3 |
ⓘ | Hydromagnesite | 5.DA.05 | Mg5(CO3)4(OH)2 · 4H2O |
Group 9 - Silicates | |||
ⓘ | Actinolite | 9.DE.10 | ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 |
ⓘ | 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 |
Unclassified | |||
ⓘ | 'Chlorite Group' | - | |
ⓘ | 'Deweylite' | - | Mg4Si3O10 · 6H2O ? |
ⓘ | 'Serpentine Subgroup' | - | D3[Si2O5](OH)4 |
List of minerals for each chemical element
H | Hydrogen | |
---|---|---|
H | ⓘ Actinolite | ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 |
H | ⓘ Clinochlore | Mg5Al(AlSi3O10)(OH)8 |
H | ⓘ Deweylite | Mg4Si3O10 · 6H2O ? |
H | ⓘ Hydromagnesite | Mg5(CO3)4(OH)2 · 4H2O |
H | ⓘ Clinochlore var. Chromium-bearing Clinochlore | Mg5(Al,Cr)2Si3O10(OH)8 |
H | ⓘ Talc | Mg3Si4O10(OH)2 |
H | ⓘ Serpentine Subgroup | D3[Si2O5](OH)4 |
C | Carbon | |
C | ⓘ Hydromagnesite | Mg5(CO3)4(OH)2 · 4H2O |
C | ⓘ Magnesite | MgCO3 |
O | Oxygen | |
O | ⓘ Actinolite | ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 |
O | ⓘ Chromite | Fe2+Cr23+O4 |
O | ⓘ Clinochlore | Mg5Al(AlSi3O10)(OH)8 |
O | ⓘ Deweylite | Mg4Si3O10 · 6H2O ? |
O | ⓘ Hydromagnesite | Mg5(CO3)4(OH)2 · 4H2O |
O | ⓘ Clinochlore var. Chromium-bearing Clinochlore | Mg5(Al,Cr)2Si3O10(OH)8 |
O | ⓘ Magnesite | MgCO3 |
O | ⓘ Talc | Mg3Si4O10(OH)2 |
O | ⓘ Serpentine Subgroup | D3[Si2O5](OH)4 |
Mg | Magnesium | |
Mg | ⓘ Actinolite | ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 |
Mg | ⓘ Clinochlore | Mg5Al(AlSi3O10)(OH)8 |
Mg | ⓘ Deweylite | Mg4Si3O10 · 6H2O ? |
Mg | ⓘ Hydromagnesite | Mg5(CO3)4(OH)2 · 4H2O |
Mg | ⓘ Clinochlore var. Chromium-bearing Clinochlore | Mg5(Al,Cr)2Si3O10(OH)8 |
Mg | ⓘ Magnesite | MgCO3 |
Mg | ⓘ Talc | Mg3Si4O10(OH)2 |
Al | Aluminium | |
Al | ⓘ Clinochlore | Mg5Al(AlSi3O10)(OH)8 |
Al | ⓘ Clinochlore var. Chromium-bearing Clinochlore | Mg5(Al,Cr)2Si3O10(OH)8 |
Si | Silicon | |
Si | ⓘ Actinolite | ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 |
Si | ⓘ Clinochlore | Mg5Al(AlSi3O10)(OH)8 |
Si | ⓘ Deweylite | Mg4Si3O10 · 6H2O ? |
Si | ⓘ Clinochlore var. Chromium-bearing Clinochlore | Mg5(Al,Cr)2Si3O10(OH)8 |
Si | ⓘ Talc | Mg3Si4O10(OH)2 |
Si | ⓘ Serpentine Subgroup | D3[Si2O5](OH)4 |
Ca | Calcium | |
Ca | ⓘ Actinolite | ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 |
Cr | Chromium | |
Cr | ⓘ Chromite | Fe2+Cr23+O4 |
Cr | ⓘ Clinochlore var. Chromium-bearing Clinochlore | Mg5(Al,Cr)2Si3O10(OH)8 |
Fe | Iron | |
Fe | ⓘ Actinolite | ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 |
Fe | ⓘ Chromite | Fe2+Cr23+O4 |
Other Databases
Link to USGS MRDS: | 10083861 |
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Other Regions, Features and Areas containing this locality
North America PlateTectonic Plate
- Piedmontia DomainDomain
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