Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
Log InRegister
Quick Links : The Mindat ManualThe Rock H. Currier Digital LibraryMindat Newsletter [Free Download]
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat ArticlesThe ElementsThe Rock H. Currier Digital LibraryGeologic TimeExplore Fossils
Minerals by PropertiesMinerals by ChemistryMineral Visual ExplorerAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsUsersMineral MuseumsClubs & OrganizationsMineral Shows & EventsThe Mindat DirectoryDevice SettingsThe Mineral QuizTime Machine
Photo SearchPhoto GalleriesSearch by ColorPhoto Colour ExplorerNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Slide Mine, Gold Hill Mining District, Boulder County, Colorado, USAi
Regional Level Types
Slide MineMine
Gold Hill Mining DistrictMining District
Boulder CountyCounty
ColoradoState
USACountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearch
08922770017272011687138.jpg
Altaite

Slide Mine, Gold Hill Mining District, Boulder County, Colorado, USA
04011610017272246377048.jpg
Plumbotellurite, etc.

Slide Mine, Gold Hill Mining District, Boulder County, Colorado, USA
02797620017272012763200.jpg
Quartz, etc.

Slide Mine, Gold Hill Mining District, Boulder County, Colorado, USA
08922770017272011687138.jpg
Altaite

Slide Mine, Gold Hill Mining District, Boulder County, Colorado, USA
08839220017271925947971.jpg
Plumbotellurite, etc.

Slide Mine, Gold Hill Mining District, Boulder County, Colorado, USA
04234400017272246382637.jpg
Quartz, etc.

Slide Mine, Gold Hill Mining District, Boulder County, Colorado, USA
03994880017272054912044.jpg
Altaite

Slide Mine, Gold Hill Mining District, Boulder County, Colorado, USA
08839220017271925947971.jpg
Plumbotellurite, etc.

Slide Mine, Gold Hill Mining District, Boulder County, Colorado, USA
Latitude & Longitude (WGS84):
40° 3' 52'' North , 105° 23' 53'' West
Latitude & Longitude (decimal):
40.06445,-105.39806
GeoHash:
G#: 9xj5cte2r
GRN:
N27W59
Type:
Mine
Köppen climate type:
BSk : Cold semi-arid (steppe) climate
Nearest Settlements:
PlacePopulationDistance
Gold Hill230 (2011)1.0km
Sunshine230 (2011)2.7km
Crisman186 (2011)4.1km
Mountain Meadows274 (2011)4.7km
Sugarloaf261 (2011)5.3km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Flatirons Mineral ClubBoulder, Colorado12km
Mile High Rock and Mineral SocietyArvada, Colorado39km
Colorado Mineral SocietyLakewood, Colorado48km
Mindat Locality ID:
110448
Long-form identifier:
mindat:1:2:110448:9
GUID (UUID V4):
0


REF:Deposit:: USGS GOLD HILL MINING AREA TOPO MAP, 1938, ADVANCE SHEET, 1:12000
Deposit:: BLM COLO CONNECTING SHEETS
Deposit:: LOVERING & GODDARD, 1950, USGS PP 223, PL. 23
Deposit:: CONSV. DIV. COMP. DATE, 1,62
Deposit:: MINE MAP REPO # 405362 405369 AND OTHERS. OWN/ SLIDE MINES I
Deposit:: REF MINERALS RESOURCES OF COLO BY VANDERWILT P 320.
Deposit:: REF USGS PROF PAPER 223 PLATE 3
Commodities (Major) - Gold
Development Status: Producer
Host Rock Unit: Salt Wash Member of Morrison Formation
Host Rock: Quartz Monzonite

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


13 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:

ⓘ Altaite
Formula: PbTe
ⓘ Calaverite
Formula: AuTe2
ⓘ Chalcopyrite
Formula: CuFeS2
ⓘ Galena
Formula: PbS
ⓘ Hessite
Formula: Ag2Te
ⓘ Melonite
Formula: NiTe2
ⓘ Native Gold
Formula: Au
ⓘ Petzite
Formula: Ag3AuTe2
ⓘ Pyrite
Formula: FeS2
ⓘ Quartz
Formula: SiO2
ⓘ Roscoelite
Formula: KV3+2(AlSi3O10)(OH)2
ⓘ Sphalerite
Formula: ZnS
ⓘ Sylvanite
Formula: AgAuTe4
ⓘ 'Tetrahedrite Subgroup'
Formula: Cu6(Cu4C2+2)Sb4S12S

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Gold1.AA.05Au
Group 2 - Sulphides and Sulfosalts
ⓘHessite2.BA.60Ag2Te
ⓘPetzite2.BA.75Ag3AuTe2
ⓘSphalerite2.CB.05aZnS
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘAltaite2.CD.10PbTe
ⓘGalena2.CD.10PbS
ⓘSylvanite2.EA.05AgAuTe4
ⓘCalaverite2.EA.10AuTe2
ⓘMelonite2.EA.20NiTe2
ⓘPyrite2.EB.05aFeS2
ⓘ'Tetrahedrite Subgroup'2.GB.05Cu6(Cu4C2+2)Sb4S12S
Group 4 - Oxides and Hydroxides
ⓘQuartz4.DA.05SiO2
Group 9 - Silicates
ⓘRoscoelite9.EC.15KV3+2(AlSi3O10)(OH)2

List of minerals for each chemical element

HHydrogen
Hⓘ RoscoeliteKV23+(AlSi3O10)(OH)2
OOxygen
Oⓘ QuartzSiO2
Oⓘ RoscoeliteKV23+(AlSi3O10)(OH)2
AlAluminium
Alⓘ RoscoeliteKV23+(AlSi3O10)(OH)2
SiSilicon
Siⓘ QuartzSiO2
Siⓘ RoscoeliteKV23+(AlSi3O10)(OH)2
SSulfur
Sⓘ ChalcopyriteCuFeS2
Sⓘ GalenaPbS
Sⓘ PyriteFeS2
Sⓘ SphaleriteZnS
Sⓘ Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
KPotassium
Kⓘ RoscoeliteKV23+(AlSi3O10)(OH)2
VVanadium
Vⓘ RoscoeliteKV23+(AlSi3O10)(OH)2
FeIron
Feⓘ ChalcopyriteCuFeS2
Feⓘ PyriteFeS2
NiNickel
Niⓘ MeloniteNiTe2
CuCopper
Cuⓘ ChalcopyriteCuFeS2
Cuⓘ Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
ZnZinc
Znⓘ SphaleriteZnS
AgSilver
Agⓘ HessiteAg2Te
Agⓘ PetziteAg3AuTe2
Agⓘ SylvaniteAgAuTe4
SbAntimony
Sbⓘ Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
TeTellurium
Teⓘ AltaitePbTe
Teⓘ CalaveriteAuTe2
Teⓘ HessiteAg2Te
Teⓘ MeloniteNiTe2
Teⓘ PetziteAg3AuTe2
Teⓘ SylvaniteAgAuTe4
AuGold
Auⓘ CalaveriteAuTe2
Auⓘ Native GoldAu
Auⓘ PetziteAg3AuTe2
Auⓘ SylvaniteAgAuTe4
PbLead
Pbⓘ AltaitePbTe
Pbⓘ GalenaPbS

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.
Quick NavTopCommoditiesMineral ListRock TypesOther Regions
 
and/or  
Mindat.org® is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Mindat® and mindat.org® are registered trademarks of the Hudson Institute of Mineralogy.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2026, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph and Ida Chau.
Content on this site may not be used to train, fine-tune, or otherwise develop artificial intelligence or machine learning models without prior written permission - see our Terms & Conditions.
To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844. doi:10.2138/am-2024-9486.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: September 3, 2026 12:52:57 Page updated: August 18, 2025 13:35:50
Go to top of page