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

Baylissite

This page is currently not sponsored. Click here to sponsor this page.
Sir Noel S. Bayliss
Formula:
K2Mg(CO3)2 · 4H2O
Colour:
Colourless
Hardness:
2 - 3
Specific Gravity:
2.01
Crystal System:
Monoclinic
Name:
Named in honor of Sir Noel Stanley Bayliss (19 December 1906, Brisbane, Australia – 17 February 1996, Nedlands, Australia), Professor of Chemistry, University of Western Australia, Nedlands, Western Australia, who characterized the synthetic compound.
This page provides mineralogical data about Baylissite.


Hide all sections | Show all sections

Classification of BaylissiteHide

Approved
First Published:
1976
5.CB.45

5 : CARBONATES (NITRATES)
C : Carbonates without additional anions, with H2O
B : With large cations (alkali and alkali-earth carbonates)
15.2.4.1

15 : HYDRATED NORMAL CARBONATES
2 : AmBn(XO3)p·xH2O, with (m+n):p > 1:1
11.1.15

11 : Carbonates
1 : Carbonates of the alkali metals and ammonium

Pronounciation of BaylissiteHide

Pronounciation:
PlayRecorded byCountry
Jolyon & Katya RalphUnited Kingdom

Physical Properties of BaylissiteHide

Transparency:
Transparent
Colour:
Colourless
Hardness:
2 - 3 on Mohs scale
Cleavage:
None Observed
Fracture:
Conchoidal
Density:
2.01 g/cm3 (Measured)    2.03 g/cm3 (Calculated)
Comment:
Measured on synthetic material

Optical Data of BaylissiteHide

Type:
Biaxial (-)
RI values:
nα = 1.465 nβ = 1.485 nγ = 1.535
2V:
Measured: 64° , Calculated: 68°
Max Birefringence:
δ = 0.070
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
r > v strong

Chemical Properties of BaylissiteHide

Formula:
K2Mg(CO3)2 · 4H2O

Crystallography of BaylissiteHide

Crystal System:
Monoclinic
Cell Parameters:
a = 12.37 Å, b = 6.24 Å, c = 6.86 Å
β = 114.5°
Ratio:
a:b:c = 1.982 : 1 : 1.099
Unit Cell V:
481.84 ų (Calculated from Unit Cell)

Type Occurrence of BaylissiteHide

General Appearance of Type Material:
Crusts, fine grained, mostly anhedral
Reference:
Walenta, K. (1976) Baylissit, ein neues karbonatmineral aus den Schweizer Alpen. Schweizerische Mineralogische und Petrographische Mitteilungen: 56: 187-194.

Synonyms of BaylissiteHide

Other Language Names for BaylissiteHide

Related Minerals - Nickel-Strunz GroupingHide

5.CB.05ThermonatriteNa2CO3 · H2OOrth. mmm (2/m 2/m 2/m) : Pmmm
5.CB.10NatronNa2CO3 · 10H2OMon. 2/m : P2/m
5.CB.15TronaNa3H(CO3)2 · 2H2OMon. 2/m
5.CB.20MonohydrocalciteCaCO3 · H2OTrig. 3 : P31
5.CB.25IkaiteCaCO3 · 6H2OMon.
5.CB.30PirssoniteNa2Ca(CO3)2 · 2H2OOrth. mm2 : Fdd2
5.CB.35GaylussiteNa2Ca(CO3)2 · 5H2OMon. 2/m : B2/b
5.CB.40ChalconatroniteNa2Cu(CO3)2 · 3H2OMon. 2/m
5.CB.50TuliokiteNa6BaTh(CO3)6 · 6H2OTrig.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

11.1.1ZabuyeliteLi2CO3Mon. 2/m : B2/b
11.1.2NatriteNa2CO3Mon.
11.1.3NahcoliteNaHCO3Mon. 2/m
11.1.4WegscheideriteNa5H3(CO3)4Tric. 1 : P1
11.1.5ThermonatriteNa2CO3 · H2OOrth. mmm (2/m 2/m 2/m) : Pmmm
11.1.6TronaNa3H(CO3)2 · 2H2OMon. 2/m
11.1.7NatronNa2CO3 · 10H2OMon. 2/m : P2/m
11.1.8KaliciniteKHCO3Mon. 2/m
11.1.9ShortiteNa2Ca2(CO3)3Orth. mm2 : Amm2
11.1.10NyerereiteNa2Ca(CO3)2Orth. mmm (2/m 2/m 2/m) : Cmcm
11.1.11NatrofairchilditeNa2Ca(CO3)2Orth.
11.1.12ZemkoriteNa2Ca(CO3)2Hex.
11.1.13PirssoniteNa2Ca(CO3)2 · 2H2OOrth. mm2 : Fdd2
11.1.14GaylussiteNa2Ca(CO3)2 · 5H2OMon. 2/m : B2/b
11.1.16FairchilditeK2Ca(CO3)2Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
11.1.17BütschliiteK2Ca(CO3)2Trig. 3m (3 2/m) : R3m
11.1.18Teschemacherite(NH4)HCO3Orth. mmm (2/m 2/m 2/m) : Pccn

Other InformationHide

Notes:
Decomposes in water or a humid environment
Special Storage/
Display Requirements:
Must to stored in a dry environment
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for BaylissiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Walenta, K. (1976) Baylissit, ein neues karbonatmineral aus den Schweizer Alpen. Schweizerische Mineralogische und Petrographische Mitteilungen: 56: 187-194.
Bucat, R.B., Patrick, J.M., White, A.H., Willis, A.C. (1977) Crystal structure of baylissite, K2Mg(CO3)2,4H2O. Australian Journal of Chemistry: 30: 1379-1382.
Roth, P. (2007) Baylissite. in Minerals first discovered in Switzerland and minerals named after Swiss individuals, Kristallografik Verlag (Achberg Germany): 42-43.

Internet Links for BaylissiteHide

Localities for BaylissiteHide

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Bulgaria
 
  • Balkan Mts (Stara Planina)
Onac, B. P., & Forti, P. (2011). State of the art and challenges in cave minerals studies. Studia UBB Geologia, 56(1), 33-42.
Switzerland (TL)
 
  • Bern
    • Hasli Valley
      • Grimsel area
        • Gerstenegg
Schweiz.Min.Petr.Mitt.(1976) 56, 187-194
Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Public Relations by Blytheweigh.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2019, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: May 26, 2019 20:19:56 Page generated: May 11, 2019 20:43:29
Go to top of page