Mineral Evolution Database
Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.
Mineral locality data provided by mindat.org



The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.


Locality Name:
Allegany Co., Maryland, USA


mindat Locality ID: 26592
mindat URL: http://www.mindat.org/loc-26592.html

Tectonic Settings:

Total number of sublocalities beneath "Allegany Co., Maryland, USA": 46
Total number of bottom-level sublocalities: 40

Number of Child Localities: 35
Child Localities:
Allegany
Allegany Aggregates Inc. Bedrock Quarry (Martin Mountain Quarry)
Christie Road Ore Deposit
Clarysville
Cumberland
Cumberland Cement & Supply Quarry (Rock Cut Plant & Quarry; Sand Plant No. 3)
Deposit N. Of Cumberland
Deposit W. Of Cumberland/Gephart/Narrows Park/Long Deposits
Dutch Hollow/Ridgeley Deposits
East Lonaconing Deposit
Eckhart Mines
Franklin
Frost Company Deposit
Frostburg
Gephart Deposit
Guepl Deposit
Johnson Field Deposit
Knight Farm Ore Bank
Lonaconing Deposit
Long Deposit
Lower Tunnel Deposit
Midlothian Field Deposit
Miller Deposit
Narrows Park Deposit
Neff Deposit
No. Name/Knight Farm Ore Bank
North Cumberland Deposit
Pompey Smash Deposit
Ridgeley Deposit
Savage Mountain Stone Quarry
Southwest Koontz Deposit
Unnamed Deposit East Of Lonaconing
Upper Tunnel Deposit
Valentine Ore Bank
West Cumberland Deposit

Latitude: 39°38'41"N
Longitude: 78°50'56"W
Decimal Degree (lat, lon): 39.644722222222,-78.848888888889
AThis mineral is Anthropogenic.
GThis mineral is directly dated.
BThis mineral is reported as having this age.
YThis mineral is using an age reported as an element mineralization period.
OThis mineral is using an age calculated from all data at the locality.
RThe age displayed for this mineral originates from a different, non-child locality.
PThe age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
This mineral's age has not yet been recorded.

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Al Ba C Ca F Fe H Ni O Pb S Si Sr Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AragoniteBaryteCalciteClayClinozoisiteCorundumDiasporeEpidoteFluoriteKaolinite
MarcasiteMilleriteNonePyriteQuartzRocksaltSphalerite

16 IMA Minerals at location:
Baryte  (*)Calcite  (*)Celestine  (*)Dickite  (*)Epidote  (*)
Fluorite  (*)Galena  (*)Goethite  (*)Hematite  (*)Marcasite  (*)
Millerite  (*)Pyrite  (*)Quartz  (*)Siderite  (*)Sphalerite  (*)
Strontianite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Baryte  (*)BaryteBa(SO4)121831411547
Calcite  (*)CalciteCa(CO3)121829527770
Celestine  (*)BaryteSr(SO4)12182951252
Dickite  (*)Clay KaoliniteAl2Si2O5(OH)41218314651
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)12183008173
Fluorite  (*)FluoriteCaF212182959617
Galena  (*)RocksaltPbS121831424243
Goethite  (*)DiasporeFeO(OH)12183147437
Hematite  (*)CorundumFe2O33218302,218303,21831414640
Marcasite  (*)MarcasiteFeS212183145674
Millerite  (*)MilleriteNiS12183141066
Pyrite  (*)PyriteFeS2121831439462
Quartz  (*)QuartzSiO2121831461156
Siderite  (*)CalciteFe(CO3)4218304,218314,218319,2183356417
Sphalerite  (*)SphaleriteZnS121831421482
Strontianite  (*)AragoniteSr(CO3)1218295589


No ages have been assigned to this locality yet.
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