McMahon Quarry (Greenspring Quarry), Bare Hills, Baltimore County, Maryland, USAi
Regional Level Types | |
---|---|
McMahon Quarry (Greenspring Quarry) | Quarry (Flooded) |
Bare Hills | Group of Hills |
Baltimore County | County |
Maryland | State |
USA | Country |
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Latitude & Longitude (WGS84):
39° 22' 59'' North , 76° 41' 29'' West
Latitude & Longitude (decimal):
Type:
Quarry (Flooded) - last checked 2018
KΓΆppen climate type:
Nearest Settlements:
Place | Population | Distance |
---|---|---|
Pikesville | 30,764 (2011) | 2.8km |
Arlington | 3,065 (2018) | 4.9km |
Lochearn | 25,333 (2011) | 5.4km |
Garrison | 8,823 (2011) | 6.4km |
Mays Chapel | 11,420 (2011) | 6.6km |
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 | 12km |
Chesapeake Gem & Mineral Society | Baltimore, Maryland | 12km |
Gem Cutters Guild of Baltimore, Inc. | Baltimore, Maryland | 12km |
Central Maryland Rock and Mineral Collectors Exchange | Elkridge, Maryland | 19km |
Patuxent Lapidary Guild | Annapolis, Maryland | 48km |
Mindat Locality ID:
16024
Long-form identifier:
mindat:1:2:16024:4
GUID (UUID V4):
ec04e673-9fcc-4805-873e-0edc9cafe177
A former quarry located west of Greensprng Avenue near Bare Hills, Cockeysville area, and operated for crushed stone by Arundel Corporation of Baltimore.
Now known as Quarry Lake.
The quarry is in a gneissic phase of the Cockeysville marble (calc-gneiss with scattered layers and lenses of calcite marble), intruded by a numerous small pegmatites, quartz veins and a fine-grained mafic dyke (high proportions of ferro-magnesian minerals; mostly amphiboles).
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsMineral List
19 valid minerals. 1 erroneous literature entry.
Rock Types Recorded
Note: data is currently VERY limited. Please bear with us while we work towards adding this information!
Select Rock List Type
Alphabetical List Tree DiagramDetailed Mineral List:
β 'Amphibole Supergroup' Formula: AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
β 'Biotite' Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
β Calcite Formula: CaCO3 |
β Chalcopyrite Formula: CuFeS2 |
β 'Chlorite Group' |
β Clinozoisite Formula: (CaCa)(AlAlAl)O[Si2O7][SiO4](OH) |
β Dolomite Formula: CaMg(CO3)2 |
β Dravite Formula: NaMg3Al6(Si6O18)(BO3)3(OH)3(OH) |
β Epidote Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
β ' |
β 'Garnet Group' Formula: X3Z2(SiO4)3 |
β Graphite Formula: C |
β 'Limonite' |
β Microcline Formula: K(AlSi3O8) |
β Muscovite Formula: KAl2(AlSi3O10)(OH)2 References: |
β Muscovite var. Fuchsite Formula: K(Al,Cr)3Si3O10(OH)2 |
β Phlogopite Formula: KMg3(AlSi3O10)(OH)2 |
β Pyrite Formula: FeS2 |
β Pyrrhotite Formula: Fe1-xS |
β Quartz Formula: SiO2 |
β Rutile Formula: TiO2 |
β 'Scapolite' |
β 'Scapolite var. Wernerite' |
β Schorl Formula: NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH) |
β Sphalerite Formula: ZnS |
β Talc Formula: Mg3Si4O10(OH)2 |
β Titanite Formula: CaTi(SiO4)O |
β Tremolite Formula: ◻Ca2Mg5(Si8O22)(OH)2 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
Group 1 - Elements | |||
---|---|---|---|
β | Graphite | 1.CB.05a | C |
Group 2 - Sulphides and Sulfosalts | |||
β | Sphalerite | 2.CB.05a | ZnS |
β | Chalcopyrite | 2.CB.10a | CuFeS2 |
β | Pyrrhotite | 2.CC.10 | Fe1-xS |
β | Pyrite | 2.EB.05a | FeS2 |
Group 4 - Oxides and Hydroxides | |||
β | Quartz | 4.DA.05 | SiO2 |
β | Rutile | 4.DB.05 | TiO2 |
Group 5 - Nitrates and Carbonates | |||
β | Calcite | 5.AB.05 | CaCO3 |
β | Dolomite | 5.AB.10 | CaMg(CO3)2 |
Group 9 - Silicates | |||
β | Titanite | 9.AG.15 | CaTi(SiO4)O |
β | Epidote | 9.BG.05a | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
β | Clinozoisite | 9.BG.05a | (CaCa)(AlAlAl)O[Si2O7][SiO4](OH) |
β | Dravite | 9.CK.05 | NaMg3Al6(Si6O18)(BO3)3(OH)3(OH) |
β | Schorl | 9.CK.05 | NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH) |
β | Tremolite | 9.DE.10 | β»Ca2Mg5(Si8O22)(OH)2 |
β | Talc | 9.EC.05 | Mg3Si4O10(OH)2 |
β | Muscovite | 9.EC.15 | KAl2(AlSi3O10)(OH)2 |
β | var. Fuchsite | 9.EC.15 | K(Al,Cr)3Si3O10(OH)2 |
β | Phlogopite | 9.EC.20 | KMg3(AlSi3O10)(OH)2 |
β | Microcline | 9.FA.30 | K(AlSi3O8) |
Unclassified | |||
β | 'Fluor-uvite-Uvite Series' ? | - | |
β | 'Scapolite' | - | |
β | 'var. Wernerite' | - | |
β | 'Amphibole Supergroup' | - | AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
β | 'Biotite' | - | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
β | 'Limonite' | - | |
β | 'Chlorite Group' | - | |
β | 'Garnet Group' | - | X3Z2(SiO4)3 |
List of minerals for each chemical element
H | Hydrogen | |
---|---|---|
H | β Amphibole Supergroup | AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
H | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
H | β Clinozoisite | (CaCa)(AlAlAl)O[Si2O7][SiO4](OH) |
H | β Dravite | NaMg3Al6(Si6O18)(BO3)3(OH)3(OH) |
H | β Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
H | β Muscovite var. Fuchsite | K(Al,Cr)3Si3O10(OH)2 |
H | β Muscovite | KAl2(AlSi3O10)(OH)2 |
H | β Phlogopite | KMg3(AlSi3O10)(OH)2 |
H | β Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
H | β Talc | Mg3Si4O10(OH)2 |
H | β Tremolite | ◻Ca2Mg5(Si8O22)(OH)2 |
B | Boron | |
B | β Dravite | NaMg3Al6(Si6O18)(BO3)3(OH)3(OH) |
B | β Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
C | Carbon | |
C | β Calcite | CaCO3 |
C | β Dolomite | CaMg(CO3)2 |
C | β Graphite | C |
O | Oxygen | |
O | β Amphibole Supergroup | AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
O | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
O | β Calcite | CaCO3 |
O | β Clinozoisite | (CaCa)(AlAlAl)O[Si2O7][SiO4](OH) |
O | β Dolomite | CaMg(CO3)2 |
O | β Dravite | NaMg3Al6(Si6O18)(BO3)3(OH)3(OH) |
O | β Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
O | β Muscovite var. Fuchsite | K(Al,Cr)3Si3O10(OH)2 |
O | β Microcline | K(AlSi3O8) |
O | β Muscovite | KAl2(AlSi3O10)(OH)2 |
O | β Phlogopite | KMg3(AlSi3O10)(OH)2 |
O | β Quartz | SiO2 |
O | β Rutile | TiO2 |
O | β Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
O | β Talc | Mg3Si4O10(OH)2 |
O | β Titanite | CaTi(SiO4)O |
O | β Tremolite | ◻Ca2Mg5(Si8O22)(OH)2 |
O | β Garnet Group | X3Z2(SiO4)3 |
F | Fluorine | |
F | β Amphibole Supergroup | AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
F | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Na | Sodium | |
Na | β Dravite | NaMg3Al6(Si6O18)(BO3)3(OH)3(OH) |
Na | β Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
Mg | Magnesium | |
Mg | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Mg | β Dolomite | CaMg(CO3)2 |
Mg | β Dravite | NaMg3Al6(Si6O18)(BO3)3(OH)3(OH) |
Mg | β Phlogopite | KMg3(AlSi3O10)(OH)2 |
Mg | β Talc | Mg3Si4O10(OH)2 |
Mg | β Tremolite | ◻Ca2Mg5(Si8O22)(OH)2 |
Al | Aluminium | |
Al | β Amphibole Supergroup | AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
Al | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Al | β Clinozoisite | (CaCa)(AlAlAl)O[Si2O7][SiO4](OH) |
Al | β Dravite | NaMg3Al6(Si6O18)(BO3)3(OH)3(OH) |
Al | β Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
Al | β Muscovite var. Fuchsite | K(Al,Cr)3Si3O10(OH)2 |
Al | β Microcline | K(AlSi3O8) |
Al | β Muscovite | KAl2(AlSi3O10)(OH)2 |
Al | β Phlogopite | KMg3(AlSi3O10)(OH)2 |
Al | β Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
Si | Silicon | |
Si | β Amphibole Supergroup | AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
Si | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Si | β Clinozoisite | (CaCa)(AlAlAl)O[Si2O7][SiO4](OH) |
Si | β Dravite | NaMg3Al6(Si6O18)(BO3)3(OH)3(OH) |
Si | β Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
Si | β Muscovite var. Fuchsite | K(Al,Cr)3Si3O10(OH)2 |
Si | β Microcline | K(AlSi3O8) |
Si | β Muscovite | KAl2(AlSi3O10)(OH)2 |
Si | β Phlogopite | KMg3(AlSi3O10)(OH)2 |
Si | β Quartz | SiO2 |
Si | β Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
Si | β Talc | Mg3Si4O10(OH)2 |
Si | β Titanite | CaTi(SiO4)O |
Si | β Tremolite | ◻Ca2Mg5(Si8O22)(OH)2 |
Si | β Garnet Group | X3Z2(SiO4)3 |
S | Sulfur | |
S | β Chalcopyrite | CuFeS2 |
S | β Pyrite | FeS2 |
S | β Pyrrhotite | Fe1-xS |
S | β Sphalerite | ZnS |
Cl | Chlorine | |
Cl | β Amphibole Supergroup | AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
K | Potassium | |
K | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
K | β Muscovite var. Fuchsite | K(Al,Cr)3Si3O10(OH)2 |
K | β Microcline | K(AlSi3O8) |
K | β Muscovite | KAl2(AlSi3O10)(OH)2 |
K | β Phlogopite | KMg3(AlSi3O10)(OH)2 |
Ca | Calcium | |
Ca | β Calcite | CaCO3 |
Ca | β Clinozoisite | (CaCa)(AlAlAl)O[Si2O7][SiO4](OH) |
Ca | β Dolomite | CaMg(CO3)2 |
Ca | β Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
Ca | β Titanite | CaTi(SiO4)O |
Ca | β Tremolite | ◻Ca2Mg5(Si8O22)(OH)2 |
Ti | Titanium | |
Ti | β Amphibole Supergroup | AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
Ti | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Ti | β Rutile | TiO2 |
Ti | β Titanite | CaTi(SiO4)O |
Cr | Chromium | |
Cr | β Muscovite var. Fuchsite | K(Al,Cr)3Si3O10(OH)2 |
Fe | Iron | |
Fe | β Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Fe | β Chalcopyrite | CuFeS2 |
Fe | β Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
Fe | β Pyrite | FeS2 |
Fe | β Pyrrhotite | Fe1-xS |
Fe | β Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
Cu | Copper | |
Cu | β Chalcopyrite | CuFeS2 |
Zn | Zinc | |
Zn | β Sphalerite | ZnS |
Other Regions, Features and Areas containing this locality
North America PlateTectonic Plate
- Piedmontia DomainDomain
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