Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Staurolite locality, Rockland, Baltimore County, Maryland, USAi
Regional Level Types
Staurolite locality- not defined -
RocklandUnincorporated Area
Baltimore CountyCounty
MarylandState
USACountry

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PhotosMapsSearch
05965320017272052447089.jpg
Garnet Group, etc.

Staurolite locality, Rockland, Baltimore County, Maryland, USA
02031580017272336415358.jpg
Staurolite

Staurolite locality, Rockland, Baltimore County, Maryland, USA
09210590017272052523907.jpg
Magnetite, etc.

Staurolite locality, Rockland, Baltimore County, Maryland, USA
08251760017272034614775.jpg
Garnet Group, etc.

Staurolite locality, Rockland, Baltimore County, Maryland, USA
02031580017272336415358.jpg
Staurolite

Staurolite locality, Rockland, Baltimore County, Maryland, USA
09210590017272052523907.jpg
Magnetite, etc.

Staurolite locality, Rockland, Baltimore County, Maryland, USA
08251760017272034614775.jpg
Garnet Group, etc.

Staurolite locality, Rockland, Baltimore County, Maryland, USA
02031580017272336415358.jpg
Staurolite

Staurolite locality, Rockland, Baltimore County, Maryland, USA
Latitude & Longitude (WGS84):
39° 23' 46'' North , 76° 39' 45'' West
Latitude & Longitude (decimal):
39.39601,-76.66249
GRN:
N27W43
Köppen climate type:
Cfa : Humid subtropical climate
Nearest Settlements:
PlacePopulationDistance
Lutherville6,504 (2011)4.2km
Mays Chapel11,420 (2011)4.3km
Towson55,197 (2011)5.2km
Pikesville30,764 (2011)5.7km
Timonium9,925 (2011)5.9km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Baltimore Mineral SocietyBaltimore, Maryland13km
Chesapeake Gem & Mineral SocietyBaltimore, Maryland13km
Gem Cutters Guild of Baltimore, Inc.Baltimore, Maryland13km
Central Maryland Rock and Mineral Collectors ExchangeElkridge, Maryland21km
Patuxent Lapidary GuildAnnapolis, Maryland49km
Mindat Locality ID:
270365
Long-form identifier:
mindat:1:2:270365:0
GUID (UUID V4):
0


Outcrops of Loch Raven schist.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


5 valid minerals.

Detailed Mineral List:

ⓘ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ 'Feldspar Group'
References:
Stuart Herring
ⓘ 'Garnet Group'
Formula: X3Z2(SiO4)3
References:
Stuart Herring
ⓘ Kyanite
Formula: Al2(SiO4)O
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
References:
Stuart Herring
ⓘ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
References:
Stuart Herring
ⓘ Quartz
Formula: SiO2
References:
Stuart Herring
ⓘ Staurolite
Formula: Fe2+2Al9Si4O23(OH)
References:
Stuart Herring

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
ⓘQuartz4.DA.05SiO2
Group 9 - Silicates
ⓘKyanite9.AF.15Al2(SiO4)O
ⓘStaurolite9.AF.30Fe2+2Al9Si4O23(OH)
ⓘMuscovite9.EC.15KAl2(AlSi3O10)(OH)2
Unclassified
ⓘ'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ'Feldspar Group'-
ⓘ'Garnet Group'-X3Z2(SiO4)3

List of minerals for each chemical element

HHydrogen
Hⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Hⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Hⓘ StauroliteFe22+Al9Si4O23(OH)
OOxygen
Oⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oⓘ KyaniteAl2(SiO4)O
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Oⓘ QuartzSiO2
Oⓘ StauroliteFe22+Al9Si4O23(OH)
Oⓘ Garnet GroupX3Z2(SiO4)3
FFluorine
Fⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
MgMagnesium
Mgⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
AlAluminium
Alⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Alⓘ KyaniteAl2(SiO4)O
Alⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Alⓘ StauroliteFe22+Al9Si4O23(OH)
SiSilicon
Siⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siⓘ KyaniteAl2(SiO4)O
Siⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Siⓘ QuartzSiO2
Siⓘ StauroliteFe22+Al9Si4O23(OH)
Siⓘ Garnet GroupX3Z2(SiO4)3
KPotassium
Kⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Kⓘ MuscoviteKAl2(AlSi3O10)(OH)2
TiTitanium
Tiⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
FeIron
Feⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Feⓘ MagnetiteFe2+Fe23+O4
Feⓘ StauroliteFe22+Al9Si4O23(OH)

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate

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