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 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
StatisticsThe ElementsMember 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

Debattistiite

This page is currently not sponsored. Click here to sponsor this page.
Luca de Battisti
Formula:
Ag9Hg0.5As6S12Te2
System:
Triclinic
Colour:
Black
Lustre:
Metallic
Hardness:
2 - 2½
Name:
Named by A. Guastoni, L. Bindi, and F. Nestola in 2012 in honor of Luca De Battisti, a systematic mineralogist and expert on the minerals of Lengenbach quarry.
This page provides mineralogical data about Debattistiite.


Classification of Debattistiite

Approved
Approval Year:
2012
First Published:
2012

Physical Properties of Debattistiite

Metallic
Diaphaneity (Transparency):
Opaque
Colour:
Black
Streak:
Gray
Hardness (Mohs):
2 - 2½
Hardness (Vickers):
VHN25=65 - 94 kg/mm2
Hardness Data:
Measured
Tenacity:
Brittle
Cleavage:
None Observed
Fracture:
Irregular/Uneven
Density:
5.647 g/cm3 (Calculated)

Optical Data of Debattistiite

Type:
Anisotropic
Anisotropism:
Strong, brownish to bluish
Reflectivity:
471.1nmR1=27.2%R2= 34.5%
548.3nmR1=25.5%R2= 31.0%
586.6nmR1=22.9%R2= 28.4%
652.3nmR1=20.1%R2= 25.2%

Reflectance graph
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 34.5%.
R1 shown in black, R2 shown in red
Colour in reflected light:
Dark gray
Pleochroism:
Weak
Comments:
Dark gray to greenish gray

Chemical Properties of Debattistiite

IMA Formula:
Ag9Hg0.5As6S12Te2
Elements listed in formula:

Crystallography of Debattistiite

Crystal System:
Triclinic
Class (H-M):
1 - Pinacoidal
Space Group:
P1
Space Group Setting:
P1
Cell Parameters:
a = 7.832(5) Å, b = 8.606(4) Å, c = 10.755(5) Å
α = 95.563(9)°, β = 95.880(5)°, γ = 116.79(4)°
Ratio:
a:b:c = 0.91 : 1 : 1.25
Unit Cell Volume:
V 635.28 ų (Calculated from Unit Cell)
Morphology:
Tabular well-formed crystals.
Comment:
New structure type
X-Ray Powder Diffraction Data:
d-spacingIntensity
10.56(100)
7.582(4)
5.736(3)
4.038(3)
3.367(3)
3.301(4)
2.742(7)
2.733(7)

Type Occurrence of Debattistiite

Place of Conservation of Type Material:
Museum of Mineralogy of the Department of Geosciences at the University of Padova, Italy, catalogue number MMP M10680
Associated Minerals at Type Locality:

Other Names for Debattistiite

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 Debattistiite

Reference List:
Guastoni, A., Bindi, L., Nestola, F. (2012) Debattistiite, Ag9Hg0.5As6S12Te2, a new Te-bearing sulfosalt from Lengenbach quarry, Binn valley, Switzerland: description and crystal structure. Mineralogical Magazine: 76: 743-750.

Williams, P.A., Hatert, F., Pasero, M., Mills, S.J. (2012) IMA Commission on New Minerals, Nomenclature and classification (CNMNC) Newsletter 13, New minerals and nomenclature modifications approved in 2012. Mineralogical Magazine: 76: 807-817.

Belakovskiy, D.I., Gagne, O.C. (2015) New mineral names. American Mineralogist: 100: 1649-1654.

Internet Links for Debattistiite

mindat.org URL:
https://www.mindat.org/min-42726.html
Please feel free to link to this page.

Localities for Debattistiite

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.
Switzerland (TL)
 
  • Wallis (Valais)
    • Binn Valley
      • Fäld (Imfeld; Im Feld; Feld)
Guastoni, A., Bindi, L. and Nestola, F. (2012) Debattistiite, IMA 2011- 098. CNMNC Newsletter No. 13, June 2012, page 808; Mineralogical Magazine, 76, 807-817; De Battisti, L. (2013): Debattistiit, Ag9Hg0.5As6S12Te2 – ein neues Tellur-Sulfosalz aus dem Lengenbach. Schweizer Strahler, 47 (4), 29-30.
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 1993-2017, 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 30, 2017 14:04:44 Page generated: April 27, 2017 21:42:17
Go to top of page