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

Sarondambo, Mandrosonoro, Ambatofinandrahana District, Amoron'i Mania, Madagascari
Regional Level Types
SarondamboPegmatite
MandrosonoroCommune
Ambatofinandrahana DistrictDistrict
Amoron'i ManiaRegion
MadagascarCountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearch
07599200017272084598184.jpg
Muscovite

Sarondambo, Mandrosonoro, Ambatofinandrahana District, Amoron'i Mania, Madagascar
01753270017272003668987.jpg
Muscovite

Sarondambo, Mandrosonoro, Ambatofinandrahana District, Amoron'i Mania, Madagascar
05689540017272003644840.jpg
Muscovite

Sarondambo, Mandrosonoro, Ambatofinandrahana District, Amoron'i Mania, Madagascar
07599200017272084598184.jpg
Muscovite

Sarondambo, Mandrosonoro, Ambatofinandrahana District, Amoron'i Mania, Madagascar
02081500017272084608289.jpg
Muscovite

Sarondambo, Mandrosonoro, Ambatofinandrahana District, Amoron'i Mania, Madagascar
00057270017272084601842.jpg
Muscovite

Sarondambo, Mandrosonoro, Ambatofinandrahana District, Amoron'i Mania, Madagascar
07599200017272084598184.jpg
Muscovite

Sarondambo, Mandrosonoro, Ambatofinandrahana District, Amoron'i Mania, Madagascar
01753270017272003668987.jpg
Muscovite

Sarondambo, Mandrosonoro, Ambatofinandrahana District, Amoron'i Mania, Madagascar
Type:
Pegmatite
Mindat Locality ID:
208205
Long-form identifier:
mindat:1:2:208205:2
GUID (UUID V4):
0
Other Languages:
Malagasy:
Sarondambo, Kaominin'i Mandrosonoro, Distrikan' Ambatofinandrahana, Faritra Amoron'i Mania, Madagasikara


Located near Antambobe, about 20 km E of the Ampandramaika pegmatite, at the right side of the Matsiatra River.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


4 valid minerals.

Detailed Mineral List:

ⓘ Beryl
Formula: Be3Al2(Si6O18)
Colour: rose
ⓘ Cookeite
Formula: (LiAl4◻)[AlSi3O10](OH)8
Description: Small hexagonal crystals on transparent green tourmaline embedded in muscovite
ⓘ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
ⓘ Muscovite var. Damourite
Formula: KAl2(AlSi3O10)(OH)2
ⓘ Muscovite var. Gilbertite
Formula: KAl2(AlSi3O10)(OH)2
ⓘ Topaz
Formula: Al2(SiO4)(F,OH)2
Description: Behier (1958) reported a find of cleavages of blue topaz from this pegmatite. It was brought to him by an prospector.
ⓘ 'Tourmaline'
Formula: AD3G6(T6O18)(BO3)3X3Z
Colour: green

List of minerals arranged by Strunz 10th Edition classification

Group 9 - Silicates
ⓘTopaz9.AF.35Al2(SiO4)(F,OH)2
ⓘBeryl9.CJ.05Be3Al2(Si6O18)
ⓘMuscovite
var. Gilbertite		9.EC.15KAl2(AlSi3O10)(OH)2
ⓘ9.EC.15KAl2(AlSi3O10)(OH)2
ⓘvar. Damourite9.EC.15KAl2(AlSi3O10)(OH)2
ⓘCookeite9.EC.55(LiAl4◻)[AlSi3O10](OH)8
Unclassified
ⓘ'Tourmaline'-AD3G6(T6O18)(BO3)3X3Z

List of minerals for each chemical element

HHydrogen
Hⓘ Cookeite(LiAl4◻)[AlSi3O10](OH)8
Hⓘ Muscovite var. GilbertiteKAl2(AlSi3O10)(OH)2
Hⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Hⓘ TopazAl2(SiO4)(F,OH)2
Hⓘ Muscovite var. DamouriteKAl2(AlSi3O10)(OH)2
LiLithium
Liⓘ Cookeite(LiAl4◻)[AlSi3O10](OH)8
BeBeryllium
Beⓘ BerylBe3Al2(Si6O18)
BBoron
Bⓘ TourmalineAD3G6(T6O18)(BO3)3X3Z
OOxygen
Oⓘ BerylBe3Al2(Si6O18)
Oⓘ Cookeite(LiAl4◻)[AlSi3O10](OH)8
Oⓘ Muscovite var. GilbertiteKAl2(AlSi3O10)(OH)2
Oⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Oⓘ TopazAl2(SiO4)(F,OH)2
Oⓘ TourmalineAD3G6(T6O18)(BO3)3X3Z
Oⓘ Muscovite var. DamouriteKAl2(AlSi3O10)(OH)2
FFluorine
Fⓘ TopazAl2(SiO4)(F,OH)2
AlAluminium
Alⓘ BerylBe3Al2(Si6O18)
Alⓘ Cookeite(LiAl4◻)[AlSi3O10](OH)8
Alⓘ Muscovite var. GilbertiteKAl2(AlSi3O10)(OH)2
Alⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Alⓘ TopazAl2(SiO4)(F,OH)2
Alⓘ Muscovite var. DamouriteKAl2(AlSi3O10)(OH)2
SiSilicon
Siⓘ BerylBe3Al2(Si6O18)
Siⓘ Cookeite(LiAl4◻)[AlSi3O10](OH)8
Siⓘ Muscovite var. GilbertiteKAl2(AlSi3O10)(OH)2
Siⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Siⓘ TopazAl2(SiO4)(F,OH)2
Siⓘ Muscovite var. DamouriteKAl2(AlSi3O10)(OH)2
KPotassium
Kⓘ Muscovite var. GilbertiteKAl2(AlSi3O10)(OH)2
Kⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Kⓘ Muscovite var. DamouriteKAl2(AlSi3O10)(OH)2

Other Regions, Features and Areas containing this locality

Madagascar
Somali 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

Behier, Jean (1960) Contribution à la minéralogie de Madagascar. Annales géologiques de Madagascar Vol. 29. République Malgachep.29 - on cookeite
Behier, Jean (1963) Carte minéralogique de Madagascar. Archive Service Géologique de Madagascar A.1871
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 3, 2026 13:02:05 Page updated: January 26, 2026 19:01:45
Go to top of page