Vote for your favorite mineral in #MinCup26! - Arsenuranylite vs. Talc
It's a pair of soft and lovely minerals as Stichtite and Talc compete for 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

Legendre Mine (Mcdonough property), Olrig Township, Nipissing District, Ontario, Canadai
Regional Level Types
Legendre Mine (Mcdonough property)Mine
Olrig TownshipTownship
Nipissing DistrictDistrict
OntarioProvince
CanadaCountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearchMineralogy
Latitude & Longitude (WGS84):
46° 17' 42'' North , 79° 1' 5'' West
Latitude & Longitude (decimal):
46.29500,-79.01806
GRN:
N31W40
Type:
Mine
Köppen climate type:
Dfb : Warm-summer humid continental climate
Nearest Settlements:
PlacePopulationDistance
Mattawa2,415 (2008)24.6km
North Bay50,170 (2018)34.5km
Powassan1,243 (2008)38.7km
Témiscaming1,854 (2016)47.8km
South River1,193 (2008)58.5km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Nipissing Rock and Mineral ClubNipissing, Ontario36km
Mindat Locality ID:
569
Long-form identifier:
mindat:1:2:569:1
GUID (UUID V4):
0


In dolomitic crystalline limestone.

The brucite is semi-translucent, white, cream, brown and grey granules from 1-4 mm in diameter, disseminated through a matrix of white dolomite and white calcite.

Note: The directions to the locality in Sabina's book are incorrect, correct coordinates have been entered as per MDI files MDI Number: MDI000000001437 (Reiner Mielke)

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


16 valid minerals.

Detailed Mineral List:

ⓘ Aragonite
Formula: CaCO3
ⓘ Brucite
Formula: Mg(OH)2
ⓘ Chrysotile
Formula: Mg3(Si2O5)(OH)4
ⓘ Galena
Formula: PbS
ⓘ Goethite
Formula: Fe3+O(OH)
ⓘ Graphite
Formula: C
ⓘ Hematite
Formula: Fe2O3
ⓘ Hydromagnesite
Formula: Mg5(CO3)4(OH)2 · 4H2O
ⓘ 'Limonite'
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
ⓘ Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
ⓘ Pyrite
Formula: FeS2
ⓘ Pyroaurite
Formula: Mg6Fe3+2(OH)16[CO3] · 4H2O
ⓘ Pyrrhotite
Formula: Fe1-xS
ⓘ Quartz
Formula: SiO2
ⓘ Rutile
Formula: TiO2
ⓘ 'Scapolite'
ⓘ Sphalerite
Formula: ZnS

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘGraphite1.CB.05aC
Group 2 - Sulphides and Sulfosalts
ⓘSphalerite2.CB.05aZnS
ⓘPyrrhotite2.CC.10Fe1-xS
ⓘGalena2.CD.10PbS
ⓘPyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
ⓘGoethite4.00.Fe3+O(OH)
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
ⓘHematite4.CB.05Fe2O3
ⓘQuartz4.DA.05SiO2
ⓘRutile4.DB.05TiO2
ⓘBrucite4.FE.05Mg(OH)2
Group 5 - Nitrates and Carbonates
ⓘAragonite5.AB.15CaCO3
ⓘHydromagnesite5.DA.05Mg5(CO3)4(OH)2 · 4H2O
ⓘPyroaurite5.DA.50Mg6Fe3+2(OH)16[CO3] · 4H2O
Group 9 - Silicates
ⓘChrysotile9.00.Mg3(Si2O5)(OH)4
ⓘPhlogopite9.EC.20KMg3(AlSi3O10)(OH)2
Unclassified
ⓘ'Limonite'-
ⓘ'Scapolite'-

List of minerals for each chemical element

HHydrogen
Hⓘ BruciteMg(OH)2
Hⓘ ChrysotileMg3(Si2O5)(OH)4
Hⓘ GoethiteFe3+O(OH)
Hⓘ HydromagnesiteMg5(CO3)4(OH)2 · 4H2O
Hⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Hⓘ PyroauriteMg6Fe23+(OH)16[CO3] · 4H2O
CCarbon
Cⓘ AragoniteCaCO3
Cⓘ GraphiteC
Cⓘ HydromagnesiteMg5(CO3)4(OH)2 · 4H2O
Cⓘ PyroauriteMg6Fe23+(OH)16[CO3] · 4H2O
OOxygen
Oⓘ AragoniteCaCO3
Oⓘ BruciteMg(OH)2
Oⓘ ChrysotileMg3(Si2O5)(OH)4
Oⓘ GoethiteFe3+O(OH)
Oⓘ HematiteFe2O3
Oⓘ HydromagnesiteMg5(CO3)4(OH)2 · 4H2O
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Oⓘ PyroauriteMg6Fe23+(OH)16[CO3] · 4H2O
Oⓘ QuartzSiO2
Oⓘ RutileTiO2
MgMagnesium
Mgⓘ BruciteMg(OH)2
Mgⓘ ChrysotileMg3(Si2O5)(OH)4
Mgⓘ HydromagnesiteMg5(CO3)4(OH)2 · 4H2O
Mgⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Mgⓘ PyroauriteMg6Fe23+(OH)16[CO3] · 4H2O
AlAluminium
Alⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
SiSilicon
Siⓘ ChrysotileMg3(Si2O5)(OH)4
Siⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Siⓘ QuartzSiO2
SSulfur
Sⓘ GalenaPbS
Sⓘ PyriteFeS2
Sⓘ PyrrhotiteFe1-xS
Sⓘ SphaleriteZnS
KPotassium
Kⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
CaCalcium
Caⓘ AragoniteCaCO3
TiTitanium
Tiⓘ RutileTiO2
FeIron
Feⓘ GoethiteFe3+O(OH)
Feⓘ HematiteFe2O3
Feⓘ MagnetiteFe2+Fe23+O4
Feⓘ PyriteFeS2
Feⓘ PyrrhotiteFe1-xS
Feⓘ PyroauriteMg6Fe23+(OH)16[CO3] · 4H2O
ZnZinc
Znⓘ SphaleriteZnS
PbLead
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.

References

www.geologyontario.mndm.gov.on.ca (n.d.) http://www.geologyontario.mndm.gov.on.ca/mndmfiles/mdi/data/records/MDI000000001437.html
M. L Keith (1946) Brucite Deposits In The Rutherglen District, Ontario. Geological Society of America Bulletin, 57:967-984
Sabina, A. P. (1971) Rocks and minerals for the collector Ottawa to North Bay, Ontario; Hull to Waltham, Quebec. Paper 70-50. Geological Survey of Canada 140 pp. doi:10.4095/102463
Sabina, Ann P. (2007) Rocks and minerals for the collector: Ottawa to North Bay and Huntsville, Ontario; Gatineau (Hull) to Waltham and Témiscaming, Quebec. Miscellaneous Report 48. Geological Survey of Canada 249 pp. doi:10.4095/222658
Quick NavTopMineral ListOther RegionsReferences
 
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 8, 2026 06:16:41 Page updated: July 23, 2026 14:24:43
Go to top of page