bobdownsite

 


Chemical formula: See WHITLOCKITE

Family: Phosphates, Arseniates, Vanadates

Status: NA

Crystal system : Rhomboedric

Display mineral: NON

 

Luminescence:

Longwave UV (365nm) colors:

    


Violet red ,

Intensity LW:Weak

Shortwave UV (254nm) colors:

    


Not fluorescent ,

 

Do you have a photo of this mineral you would like to see in the gallery? Contact us!

Phosphorescence (in the common sense of the term) observable with the naked eye:

Type d'UV

Couleur

Intensité

Fréquence d'observation

UV longs (365nm):

Orange Weak
 

Comments:

Described as a new mineral in 2008, as the F-dominant analogue of whitlockite. Later, in 2018, it was discredited because it was showed that it does not contain F, which was its distinguishing characteristic as a new mineral.(source: mindat.org)

Activator(s) and spectrum:

No data

No spectrum yet

Best localities for fluorescence (*):

  • Big Fish River, Yukon, Canada

    • (*)The data are not exhaustive and are limited to a few remarkable localities for fluorescence

    Bibliographic reference for luminescence:

    Reference for luminescence on the Internet:

  • Bobdownsite, a Relatively New Mineral from Canada, Faceted as a Gemstone, Kimberly Tait, Katherine Dunnell (Royal Ontario Museum Toronto), The Journal of Gemmology, 2014/Volume 34/No.2, p97.

    • Mineralogical reference on the Internet:

      http://www.mindat.org/show.php?name=Bobdownsite

      http://webmineral.com/data/Bobdownsite.shtml

    Internet Search:

      Image search on 'Google Images'

      Search for documents in all languages on Google

      Search on Wikipedia

    Note: While all due attention has been paid to the implementation of the database, it may contain errors and/or accidental omissions. By nature, the database will always be incomplete because science always evolves according to new analysis.
    A request providing no result means only that no such reference exists in the database, but it does not mean that what you are looking for does not exist, just not to our knowledge. If you think you have found an error or omission, please let us know via the contact page being sure to cite the source of information.