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Flintville area, Dublin, Jarretsville-Dublin Mining District, Harford County, Maryland, USAi
Regional Level Types
Flintville areaArea
DublinUnincorporated Community
Jarretsville-Dublin Mining District- not defined -
Harford CountyCounty
MarylandState
USACountry

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Latitude & Longitude (WGS84):
39° North , 76° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~32km
GRN:
N27W43
Type:
Area
Köppen climate type:
Cfa : Humid subtropical climate
Mindat Locality ID:
28166
Long-form identifier:
mindat:1:2:28166:2
GUID (UUID V4):
0


No description has been added for this locality. Can you add one?

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


5 valid minerals.

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 Diagram

Detailed Mineral List:

ⓘ Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
ⓘ 'Chlorite Group'
ⓘ 'Garnierite'
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
ⓘ Quartz
Formula: SiO2
ⓘ Quartz var. Chalcedony
Formula: SiO2
ⓘ Quartz var. Moss Agate
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
ⓘ Vermiculite
Formula: Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
ⓘQuartz
var. Chalcedony		4.DA.05SiO2
ⓘvar. Moss Agate4.DA.05SiO2
ⓘ4.DA.05SiO2
Group 5 - Nitrates and Carbonates
ⓘAnkerite5.AB.10Ca(Fe2+,Mg)(CO3)2
Group 9 - Silicates
ⓘTalc9.EC.05Mg3Si4O10(OH)2
ⓘVermiculite9.EC.50Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Unclassified
ⓘ'Chlorite Group'-
ⓘ'Garnierite'-
ⓘ'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

HHydrogen
Hⓘ TalcMg3Si4O10(OH)2
Hⓘ VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Hⓘ Serpentine SubgroupD3[Si2O5](OH)4
Hⓘ Serpentine Subgroup var. PicroliteD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
CCarbon
Cⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
OOxygen
Oⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Oⓘ Quartz var. ChalcedonySiO2
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ Quartz var. Moss AgateSiO2
Oⓘ QuartzSiO2
Oⓘ TalcMg3Si4O10(OH)2
Oⓘ VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Oⓘ Serpentine SubgroupD3[Si2O5](OH)4
Oⓘ Serpentine Subgroup var. PicroliteD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
MgMagnesium
Mgⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Mgⓘ TalcMg3Si4O10(OH)2
Mgⓘ VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Mgⓘ Serpentine Subgroup var. PicroliteD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
AlAluminium
Alⓘ VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Alⓘ Serpentine Subgroup var. PicroliteD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
SiSilicon
Siⓘ Quartz var. ChalcedonySiO2
Siⓘ Quartz var. Moss AgateSiO2
Siⓘ QuartzSiO2
Siⓘ TalcMg3Si4O10(OH)2
Siⓘ VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Siⓘ Serpentine SubgroupD3[Si2O5](OH)4
Siⓘ Serpentine Subgroup var. PicroliteD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
CaCalcium
Caⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
MnManganese
Mnⓘ Serpentine Subgroup var. PicroliteD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
FeIron
Feⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Feⓘ MagnetiteFe2+Fe23+O4
Feⓘ VermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Feⓘ Serpentine Subgroup var. PicroliteD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
NiNickel
Niⓘ Serpentine Subgroup var. PicroliteD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
ZnZinc
Znⓘ Serpentine Subgroup var. PicroliteD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Ostrander, Charles W., Price, Jr, Walter E. (1940) Minerals of Maryland. The Natural History Society of Maryland, Baltimore, Maryland, USA. 14pp.
MacFall (1951), Gem Hunter's Guide, 1st ed.
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