Help mindat.org|Log In|Register|
Home PageMindat NewsThe Mindat ManualHistory of MindatCopyright StatusManagement TeamContact UsAdvertise on Mindat
Donate to MindatSponsor a PageSponsored PagesTop Available PagesMindat AdvertisersAdvertise on MindatThe Mindat Store
Minerals by PropertiesMinerals by ChemistryRandom MineralSearch by minIDLocalities Near MeSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportAdd Glossary Item
StatisticsMember ListBooks & MagazinesMineral Shows & EventsThe Mindat DirectoryHow to Link to MindatDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery

Ramanite-(Rb)

This page is currently not sponsored. Click here to sponsor this page.
Formula:
Rb[B5O6(OH)4] · 2H2O
System:
Orthorhombic
Name:
Named for Sir Chandrasekhara Venkata Raman (1888-1970), originator of Raman spectroscopy.
Santite group

Classification of Ramanite-(Rb)

Approved 2007
6.EA.10

6 : BORATES
E : Pentaborates
A : Neso-pentaborates
26.5.2.2

26 : HYDRATED BORATES CONTAINING HYDROXYL OR HALOGEN
5 : Pentaborates
mindat.org URL:
http://www.mindat.org/min-31662.html
Please feel free to link to this page.

First Recorded Occurrence of Ramanite-(Rb)

Crystallography of Ramanite-(Rb)

Crystal System:
Orthorhombic
Class (H-M):
mm2 - Pyramidal
Space Group:
Aba2
Cell Parameters:
a = 11.304Å, b = 10.963Å, c = 9.337Å
Ratio:
a:b:c = 1.031 : 1 : 0.852
Unit Cell Volume:
V 1,157.09 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction Data:
d-spacingIntensity
3.554 (100)
5.481 (85)
3.391 (63)
2.826 (47)
6.018 (38)
3.329 (38)
2.894 (28)
3.259 (26)

Chemical Properties of Ramanite-(Rb)

Formula:
Rb[B5O6(OH)4] · 2H2O
All elements listed in formula:

Relationship of Ramanite-(Rb) to other Species

6.EA.05SborgiteNa[B5O6(OH)4] · 3H2O
6.EA.05LeucostauritePb2[B5O9]Cl · 0.5H2O
6.EA.10SantiteK[B5O6(OH)4] · 2H2O
6.EA.10Ramanite-(Cs)Cs[B5O6(OH)4] · 2H2O
6.EA.15Ammonioborite(NH4)2[B5O6(OH)4]2 · H2O
6.EA.25UlexiteNaCa[B5O6(OH)6] · 5H2O

Other Names for Ramanite-(Rb)

Name in Other Languages:

Other Information

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 Ramanite-(Rb)

Reference List:
Thomas, R., P. Davidson, & A. Hahn (2008): Ramanite-(Ce) and ramanite-(Rb): New cesium and rubidium pentaborate tetrahydrate minerals identified with Raman spectroscopy: American Mineralogist 93, 1034-1042.

Internet Links for Ramanite-(Rb)

Localities for Ramanite-(Rb)

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.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
Italy
 
  • Tuscany
    • Livorno Province
      • Elba Island
        • Campo nell'Elba
New Minerals Approved in 2007: Proposals approved in May 2007
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 1993-2015, 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: April 18, 2015 20:25:44 Page generated: March 27, 2015 08:44:04