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Drew Hill Prospect (Drew Hill Pegmatites Nos. 1 and 2), Clear Creek pegmatite Province, Jefferson County, Colorado, USAi
Regional Level Types
Drew Hill Prospect (Drew Hill Pegmatites Nos. 1 and 2)Prospect
Clear Creek pegmatite ProvinceProvince
Jefferson CountyCounty
ColoradoState
USACountry

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PhotosMapsSearch
Latitude & Longitude (WGS84):
39° 49' 40'' North , 105° 18' 51'' West
Latitude & Longitude (decimal):
Nearest Settlements:
PlacePopulationDistance
Coal Creek2,400 (2011)10.3km
Golden20,330 (2017)11.3km
Eldorado Springs585 (2011)12.1km
Applewood7,160 (2011)15.1km
West Pleasant View3,840 (2011)15.7km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Mile High Rock and Mineral SocietyArvada, Colorado20km
Flatirons Mineral ClubBoulder, Colorado21km
Colorado Mineral SocietyLakewood, Colorado24km
Denver Gem and Mineral GuildDenver, Colorado30km
Friends of Mineralogy - Colorado Chapter Denver, Colorado30km
Mindat Locality ID:
6259
Long-form identifier:
mindat:1:2:6259:9
GUID (UUID V4):
8ed23976-17b9-457a-8a31-4a613f012f56


A pegmatite occurrence located in the NW¼ sec. 34, T.2.S., R.71W., about 20 miles northwest of Golden.

Mineralization is comprised of numerous small, zoned pegmatite exposures in gneiss.

Workings include 3 small sidehill cuts.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


8 valid minerals.

Detailed Mineral List:

'Apatite'
Formula: Ca5(PO4)3(Cl/F/OH)
Chrysoberyl
Formula: BeAl2O4
Habit: Crystals to 5x5x2.5 inches
Corundum
Formula: Al2O3
Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Microcline
Formula: K(AlSi3O8)
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Quartz
Formula: SiO2
Rutile
Formula: TiO2
'Tourmaline'
Formula: AD3G6 (T6O18)(BO3)3X3Z
Triplite
Formula: Mn2+2(PO4)F

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Chrysoberyl4.BA.05BeAl2O4
Corundum4.CB.05Al2O3
Quartz4.DA.05SiO2
Rutile4.DB.05TiO2
Group 8 - Phosphates, Arsenates and Vanadates
Triplite8.BB.10Mn2+2(PO4)F
Group 9 - Silicates
Epidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Microcline9.FA.30K(AlSi3O8)
Unclassified
'Tourmaline'-AD3G6 (T6O18)(BO3)3X3Z
'Apatite'-Ca5(PO4)3(Cl/F/OH)

List of minerals for each chemical element

HHydrogen
H Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
H MuscoviteKAl2(AlSi3O10)(OH)2
H ApatiteCa5(PO4)3(Cl/F/OH)
BeBeryllium
Be ChrysoberylBeAl2O4
BBoron
B TourmalineAD3G6 (T6O18)(BO3)3X3Z
OOxygen
O ChrysoberylBeAl2O4
O CorundumAl2O3
O Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
O MicroclineK(AlSi3O8)
O MuscoviteKAl2(AlSi3O10)(OH)2
O QuartzSiO2
O RutileTiO2
O TourmalineAD3G6 (T6O18)(BO3)3X3Z
O TripliteMn22+(PO4)F
O ApatiteCa5(PO4)3(Cl/F/OH)
FFluorine
F TripliteMn22+(PO4)F
F ApatiteCa5(PO4)3(Cl/F/OH)
AlAluminium
Al ChrysoberylBeAl2O4
Al CorundumAl2O3
Al Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Al MicroclineK(AlSi3O8)
Al MuscoviteKAl2(AlSi3O10)(OH)2
SiSilicon
Si Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Si MicroclineK(AlSi3O8)
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si QuartzSiO2
PPhosphorus
P TripliteMn22+(PO4)F
P ApatiteCa5(PO4)3(Cl/F/OH)
ClChlorine
Cl ApatiteCa5(PO4)3(Cl/F/OH)
KPotassium
K MicroclineK(AlSi3O8)
K MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Ca ApatiteCa5(PO4)3(Cl/F/OH)
TiTitanium
Ti RutileTiO2
MnManganese
Mn TripliteMn22+(PO4)F
FeIron
Fe Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)

Other Regions, Features and Areas containing this locality

North America
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

 
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