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

Gap Ridge Mine, Lake Greeson, Pike County, Arkansas, USAi
Regional Level Types
Gap Ridge MineMine
Lake GreesonLake
Pike CountyCounty
ArkansasState
USACountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearch
09321280017272030337877.jpg
Cinnabar, etc.

Gap Ridge Mine, Lake Greeson, Pike County, Arkansas, USA
02311370017272030344403.jpg
Cinnabar, etc.

Gap Ridge Mine, Lake Greeson, Pike County, Arkansas, USA
07574090017272030346699.jpg
Cinnabar, etc.

Gap Ridge Mine, Lake Greeson, Pike County, Arkansas, USA
02994110017272010663440.jpg
Cinnabar, etc.

Gap Ridge Mine, Lake Greeson, Pike County, Arkansas, USA
08782680017272010679978.jpg
Cinnabar, etc.

Gap Ridge Mine, Lake Greeson, Pike County, Arkansas, USA
07574090017272030346699.jpg
Cinnabar, etc.

Gap Ridge Mine, Lake Greeson, Pike County, Arkansas, USA
06617500017272010694379.jpg
Cinnabar, etc.

Gap Ridge Mine, Lake Greeson, Pike County, Arkansas, USA
03369130017272030369996.jpg
Cinnabar, etc.

Gap Ridge Mine, Lake Greeson, Pike County, Arkansas, USA
Latitude & Longitude (WGS84):
34° 9' 38'' North , 93° 44' 26'' West
Latitude & Longitude (decimal):
34.16056,-93.74056
GRN:
N23W56
Type:
Mine
Köppen climate type:
Cfa : Humid subtropical climate
Nearest Settlements:
PlacePopulationDistance
Daisy110 (2017)8.5km
Murfreesboro1,580 (2017)11.9km
Kirby786 (2017)13.5km
Glenwood2,141 (2017)25.4km
Dierks1,092 (2017)25.8km
Mindat Locality ID:
11283
Long-form identifier:
mindat:1:2:11283:0
GUID (UUID V4):
0


Ref.: Rocks & Min.:63:115; Clardy & Bush(1976). A mercury mine located on the ridge, West shore of Lake Greeson. Workings feature shafts. Ore is mineralized Gap Ridge Sandstone. Started in the 1930's and closed in the 1940's.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


12 valid minerals.

Detailed Mineral List:

ⓘ Baryte
Formula: BaSO4
Description: Occurs in mineralized Gap Ridge Sandstone.
ⓘ Calomel
Formula: [Hg2]2+Cl2
ⓘ Cinnabar
Formula: HgS
Description: Occurs in mineralized Gap Ridge Sandstone.
ⓘ Dickite
Formula: Al2(Si2O5)(OH)4
Description: Occurs in mineralized Gap Ridge Sandstone.
ⓘ Goethite
Formula: Fe3+O(OH)
ⓘ Metacinnabar
Formula: HgS
ⓘ Pyrite
Formula: FeS2
ⓘ Quartz
Formula: SiO2
Description: Occurs in mineralized Gap Ridge Sandstone.
ⓘ Siderite
Formula: FeCO3
Description: Occurs in mineralized Gap Ridge Sandstone.
ⓘ Sphalerite
Formula: ZnS
ⓘ Stibiconite
Formula: Sb3+Sb5+2O6(OH)
ⓘ Stibnite
Formula: Sb2S3
Description: Occurs in mineralized Gap Ridge Sandstone.

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘMetacinnabar2.CB.05aHgS
ⓘSphalerite2.CB.05aZnS
ⓘCinnabar2.CD.15aHgS
ⓘStibnite2.DB.05Sb2S3
ⓘPyrite2.EB.05aFeS2
Group 3 - Halides
ⓘCalomel3.AA.30[Hg2]2+Cl2
Group 4 - Oxides and Hydroxides
ⓘGoethite4.00.Fe3+O(OH)
ⓘQuartz4.DA.05SiO2
ⓘStibiconite4.DH.20Sb3+Sb5+2O6(OH)
Group 5 - Nitrates and Carbonates
ⓘSiderite5.AB.05FeCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘBaryte7.AD.35BaSO4
Group 9 - Silicates
ⓘDickite9.ED.05Al2(Si2O5)(OH)4

List of minerals for each chemical element

HHydrogen
Hⓘ DickiteAl2(Si2O5)(OH)4
Hⓘ GoethiteFe3+O(OH)
Hⓘ StibiconiteSb3+Sb25+O6(OH)
CCarbon
Cⓘ SideriteFeCO3
OOxygen
Oⓘ BaryteBaSO4
Oⓘ DickiteAl2(Si2O5)(OH)4
Oⓘ GoethiteFe3+O(OH)
Oⓘ QuartzSiO2
Oⓘ SideriteFeCO3
Oⓘ StibiconiteSb3+Sb25+O6(OH)
AlAluminium
Alⓘ DickiteAl2(Si2O5)(OH)4
SiSilicon
Siⓘ DickiteAl2(Si2O5)(OH)4
Siⓘ QuartzSiO2
SSulfur
Sⓘ BaryteBaSO4
Sⓘ CinnabarHgS
Sⓘ MetacinnabarHgS
Sⓘ PyriteFeS2
Sⓘ SphaleriteZnS
Sⓘ StibniteSb2S3
ClChlorine
Clⓘ Calomel[Hg2]2+Cl2
FeIron
Feⓘ GoethiteFe3+O(OH)
Feⓘ PyriteFeS2
Feⓘ SideriteFeCO3
ZnZinc
Znⓘ SphaleriteZnS
SbAntimony
Sbⓘ StibiconiteSb3+Sb25+O6(OH)
Sbⓘ StibniteSb2S3
BaBarium
Baⓘ BaryteBaSO4
HgMercury
Hgⓘ Calomel[Hg2]2+Cl2
Hgⓘ CinnabarHgS
Hgⓘ MetacinnabarHgS

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 NavTopMineral ListOther 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 15:54:27 Page updated: August 28, 2025 00:56:42
Go to top of page