Log InRegister
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 Articles
Minerals by PropertiesMinerals by ChemistryAdvanced 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 CompaniesStatisticsThe ElementsUsersBooks & MagazinesMineral MuseumsMineral Shows & EventsThe Mindat DirectoryDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery

Elahera District, Central Province, Sri Lankai
Regional Level Types
Elahera DistrictDistrict
Central ProvinceProvince
Sri LankaCountry

This page is currently not sponsored. Click here to sponsor this page.
Key
Lock Map
Neighbouring regions:
Locality type:District


Gem mining in highly metamorphosed sedimentary rocks 115 km NE of Colombo. Produces 35% of the island's gemstones.
Gems & Gemology 1986, 22 (2), 80-95

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


9 valid minerals.

Detailed Mineral List:

Chrysoberyl
Formula: BeAl2O4
Cordierite
Formula: (Mg,Fe)2Al3(AlSi5O18)
Cordierite var: Iolite
Formula: (Mg,Fe)2Al3(AlSi5O18)
Corundum
Formula: Al2O3
Corundum var: Ruby
Formula: Al2O3
Corundum var: Sapphire
Formula: Al2O3
'Garnet Group'
Formula: X3Z2(SiO4)3
Kornerupine
Formula: Mg3Al6(Si,Al,B)5O21(OH)
Pyrope
Formula: Mg3Al2(SiO4)3
Pyrope var: Rhodolite
Formula: Mg3Al2(SiO4)3
Sinhalite
Formula: MgAl(BO4)
Spinel
Formula: MgAl2O4
Titanite
Formula: CaTi(SiO4)O
'Tourmaline'
Formula: A(D3)G6(T6O18)(BO3)3X3Z
Zircon
Formula: Zr(SiO4)

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Chrysoberyl4.BA.05BeAl2O4
Corundum4.CB.05Al2O3
var: Ruby4.CB.05Al2O3
var: Sapphire4.CB.05Al2O3
Spinel4.BB.05MgAl2O4
Group 6 - Borates
Sinhalite6.AC.05MgAl(BO4)
Group 9 - Silicates
Cordierite9.CJ.10(Mg,Fe)2Al3(AlSi5O18)
var: Iolite9.CJ.10(Mg,Fe)2Al3(AlSi5O18)
Kornerupine9.BJ.50Mg3Al6(Si,Al,B)5O21(OH)
Pyrope9.AD.25Mg3Al2(SiO4)3
var: Rhodolite9.AD.25Mg3Al2(SiO4)3
Titanite9.AG.15CaTi(SiO4)O
Zircon9.AD.30Zr(SiO4)
Unclassified Minerals, Rocks, etc.
'Garnet Group'-X3Z2(SiO4)3
'Tourmaline'-A(D3)G6(T6O18)(BO3)3X3Z

List of minerals arranged by Dana 8th Edition classification

Group 4 - SIMPLE OXIDES
A2X3
Corundum4.3.1.1Al2O3
Group 7 - MULTIPLE OXIDES
AB2X4
Chrysoberyl7.2.9.1BeAl2O4
Spinel7.2.1.1MgAl2O4
Group 24 - ANHYDROUS BORATES
A2XO4
Sinhalite24.1.1.1MgAl(BO4)
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Pyrope51.4.3a.1Mg3Al2(SiO4)3
Insular SiO4 Groups Only with cations in >[6] coordination
Zircon51.5.2.1Zr(SiO4)
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] and/or >[6] coordination
Titanite52.4.3.1CaTi(SiO4)O
Group 58 - SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups
Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in [4] and higher coordination; single and double groups (n=1, 2)
Kornerupine58.1.1.1Mg3Al6(Si,Al,B)5O21(OH)
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with Al substituted rings
Cordierite61.2.1.1(Mg,Fe)2Al3(AlSi5O18)
Unclassified Minerals, Mixtures, etc.
var: Iolite-(Mg,Fe)2Al3(AlSi5O18)
Corundum
var: Ruby
-Al2O3
var: Sapphire-Al2O3
'Garnet Group'-X3Z2(SiO4)3
Pyrope
var: Rhodolite
-Mg3Al2(SiO4)3
'Tourmaline'-A(D3)G6(T6O18)(BO3)3X3Z

List of minerals for each chemical element

HHydrogen
H KornerupineMg3Al6(Si,Al,B)5O21(OH)
BeBeryllium
Be ChrysoberylBeAl2O4
BBoron
B TourmalineA(D3)G6(T6O18)(BO3)3X3Z
B SinhaliteMgAl(BO4)
B KornerupineMg3Al6(Si,Al,B)5O21(OH)
OOxygen
O Corundum (var: Ruby)Al2O3
O Corundum (var: Sapphire)Al2O3
O ChrysoberylBeAl2O4
O Pyrope (var: Rhodolite)Mg3Al2(SiO4)3
O SpinelMgAl2O4
O TourmalineA(D3)G6(T6O18)(BO3)3X3Z
O ZirconZr(SiO4)
O SinhaliteMgAl(BO4)
O PyropeMg3Al2(SiO4)3
O KornerupineMg3Al6(Si,Al,B)5O21(OH)
O Cordierite (var: Iolite)(Mg,Fe)2Al3(AlSi5O18)
O TitaniteCaTi(SiO4)O
O CorundumAl2O3
O Garnet GroupX3Z2(SiO4)3
O Cordierite(Mg,Fe)2Al3(AlSi5O18)
MgMagnesium
Mg Pyrope (var: Rhodolite)Mg3Al2(SiO4)3
Mg SpinelMgAl2O4
Mg SinhaliteMgAl(BO4)
Mg PyropeMg3Al2(SiO4)3
Mg KornerupineMg3Al6(Si,Al,B)5O21(OH)
Mg Cordierite (var: Iolite)(Mg,Fe)2Al3(AlSi5O18)
Mg Cordierite(Mg,Fe)2Al3(AlSi5O18)
AlAluminium
Al Corundum (var: Ruby)Al2O3
Al Corundum (var: Sapphire)Al2O3
Al ChrysoberylBeAl2O4
Al Pyrope (var: Rhodolite)Mg3Al2(SiO4)3
Al SpinelMgAl2O4
Al SinhaliteMgAl(BO4)
Al PyropeMg3Al2(SiO4)3
Al KornerupineMg3Al6(Si,Al,B)5O21(OH)
Al Cordierite (var: Iolite)(Mg,Fe)2Al3(AlSi5O18)
Al CorundumAl2O3
Al Cordierite(Mg,Fe)2Al3(AlSi5O18)
SiSilicon
Si Pyrope (var: Rhodolite)Mg3Al2(SiO4)3
Si ZirconZr(SiO4)
Si PyropeMg3Al2(SiO4)3
Si KornerupineMg3Al6(Si,Al,B)5O21(OH)
Si Cordierite (var: Iolite)(Mg,Fe)2Al3(AlSi5O18)
Si TitaniteCaTi(SiO4)O
Si Garnet GroupX3Z2(SiO4)3
Si Cordierite(Mg,Fe)2Al3(AlSi5O18)
CaCalcium
Ca TitaniteCaTi(SiO4)O
TiTitanium
Ti TitaniteCaTi(SiO4)O
FeIron
Fe Cordierite (var: Iolite)(Mg,Fe)2Al3(AlSi5O18)
Fe Cordierite(Mg,Fe)2Al3(AlSi5O18)
ZrZirconium
Zr ZirconZr(SiO4)

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.
Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2019, except where stated. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: January 17, 2019 03:43:32 Page generated: January 16, 2019 07:10:28
Go to top of page