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.
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

Stuart Tract Prospect, Land Pebble Phosphate Mining District, Polk County, Florida, USAi
Regional Level Types
Stuart Tract ProspectProspect
Land Pebble Phosphate Mining DistrictMining District
Polk CountyCounty
FloridaState
USACountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearch
Latitude & Longitude (WGS84):
27° 45' 0'' North , 81° 55' 59'' West
Latitude & Longitude (decimal):
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Bradley Junction686 (2011)6.8km
Fort Meade5,975 (2017)12.9km
Homeland366 (2011)13.1km
Fort Green101 (2011)15.3km
Bowling Green2,919 (2017)16.4km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Imperial Bone Valley Gem, Mineral, & Fossil SocietyLakeland, Florida32km
Mindat Locality ID:
155143
Long-form identifier:
mindat:1:2:155143:6
GUID (UUID V4):
0
Other/historical names associated with this locality:
C. F. Hardee Phosphate Complex; C. F. Industries; Hardee Mine


REF:Deposit:: BRITISH SULPHUR CORP. LTD., 1980: WORLD SURVEY OF PHOSPHATE DEPOSITS, 4TH ED., LONDON
Deposit:: MINING MAGAZINE, JAN. 1982, P.71, LONDON
Deposit:: MINING JOURNAL, MARCH 2, 1979 P.159, LONDON
Deposit:: British Sulphur Corp. Ltd., 1980: World
Commodities (Major) - Phosphorus-Phosphates
Deposit Type: Chemical Sediment, Marine
Development Status: Prospect
Host Rock Unit: Hawthorn, Bone Valley
Structure: Sand, Clay, Dolomite
Host Rock: Sand, Clay, Mud, Dolomite

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


1 valid mineral.

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

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 5 - Nitrates and Carbonates
Dolomite5.AB.10CaMg(CO3)2
Unclassified
'Apatite
var. Collophane'
-Ca5(PO4)3(Cl/F/OH)
''-Ca5(PO4)3(Cl/F/OH)

List of minerals for each chemical element

HHydrogen
H Apatite var. CollophaneCa5(PO4)3(Cl/F/OH)
H ApatiteCa5(PO4)3(Cl/F/OH)
CCarbon
C DolomiteCaMg(CO3)2
OOxygen
O DolomiteCaMg(CO3)2
O Apatite var. CollophaneCa5(PO4)3(Cl/F/OH)
O ApatiteCa5(PO4)3(Cl/F/OH)
FFluorine
F Apatite var. CollophaneCa5(PO4)3(Cl/F/OH)
F ApatiteCa5(PO4)3(Cl/F/OH)
MgMagnesium
Mg DolomiteCaMg(CO3)2
PPhosphorus
P Apatite var. CollophaneCa5(PO4)3(Cl/F/OH)
P ApatiteCa5(PO4)3(Cl/F/OH)
ClChlorine
Cl Apatite var. CollophaneCa5(PO4)3(Cl/F/OH)
Cl ApatiteCa5(PO4)3(Cl/F/OH)
CaCalcium
Ca DolomiteCaMg(CO3)2
Ca Apatite var. CollophaneCa5(PO4)3(Cl/F/OH)
Ca ApatiteCa5(PO4)3(Cl/F/OH)

Other Databases

Link to USGS MRDS:10024649

Other Regions, Features and Areas containing this locality


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.
 
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 6, 2026 11:21:28 Page updated: August 11, 2025 12:42:55
Go to top of page