Hashemite Mineral Data

Hashemite Mineral Data
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General Hashemite Information

Help on Chemical Formula: Chemical Formula: Ba(Cr,S)O4
Help on Composition: Composition: Molecular Weight = 248.34 gm
   Barium    55.30 %  Ba   61.74 % BaO
   Chromium  15.70 %  Cr   30.20 % CrO3
   Sulfur     3.23 %  S     8.06 % SO3
   Oxygen    25.77 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: BaCr0.75S0.25O4
Help on Environment: Environment: Disseminated in veinlets cutting phosphate carbonate rock, the stratigraphic correlative of the Mottled Zone of the Hatrurim Formation, Israel.
Help on IMA Status: IMA Status: Approved IMA 1983
Help on Locality: Locality: Stone quarries 60 km southeast of Amman, west-central Jordan. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after the Hashemite Kingdom of Jordan, within which the species occurs.
Help on Name Pronunciation: Name Pronunciation: Hashemite + Pronunciation Say HASHEMITE
Help on Synonym: Synonym: ICSD 62181
  PDF 35-642
 

Hashemite Image

Click Here for Larger Hashemite Image in a New Browser Window Images:
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Hashemite

Comments: Scanning electron micrograph of a hashemite crystal with common faces labeled. AmMin v68:1223.
Location: Discovered in specimens from building stone quarries, 60 km southeast of Amman, in west-central Jordan. Scale: Picture Size 100 µm.
© American Mineralogist

Hashemite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =1.6467:1:1.3263
Help on Cell Dimensions: Cell Dimensions: a = 9.1028, b = 5.5276, c = 7.3314, Z = 4; V = 368.89 Den(Calc)= 4.47
Help on Crystal System: Crystal System: Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: P nma
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.516(1), 3.171(0.8), 3.669(0.6),
Click Here for Large Hashemite Structure Window Crystal Structure:

Mouse
drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
Keyboard
S - Stereo Pair on/off
H - Help Screen
I - Data Info
A - Atoms On/Off
P - Polyhedra On/Off
B - Bonds On/Off
 Help on Above


Duesler E N , Foord E E , American Mineralogist , 71 (1986) p.1217-1220, Crystal structure of hashemite, BaCrO4, a barite structure type

 

Physical Properties of Hashemite

Help on Cleavage: Cleavage: {???} Good
Help on Color: Color: Brown, Greenish brown, Yellow brown, Light yellow brown, Dark greenish brow.
Help on Density: Density: 4.59
Help on Diaphaneity: Diaphaneity: Transparent to Translucent
Help on Hardness: Hardness: 3.5 - Copper Penny
Help on Luster: Luster: Adamantine
Help on Streak: Streak: brownish white
 

Optical Properties of Hashemite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.079 (Fair) - where the CI = (1-KPDmeas/KC)
CI calc= -0.108 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2154,KPDmeas= 0.2098,KC= 0.1945
Ncalc = 1.87 - 1.89
Help on Optical Data: Optical Data: Biaxial (+), a=1.952, b=1.96, g=1.977, bire=0.0250, 2V(Calc)=70, 2V(Meas)=35-57.
 

Calculated Properties of Hashemite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.07 gm/cc
note: Specific Gravity of Hashemite =4.59 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.11
Boson Index = 0.89
Help on Photoelectric: Photoelectric: PEHashemite = 254.29 barns/electron
U=PEHashemite x rElectron Density=1,034.00 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Hashemite is Not Radioactive
 

Hashemite Classification
Help on Dana Class: Dana Class: 35.03.03.01 (35)Anhydrous Chromates
  (35.03)where A+ XO4
  (35.03.03)Dana Group
 
35.03.03.01 Hashemite Ba(Cr,S)O4 P nma 2/m 2/m 2/m
Help on Strunz Class: Strunz Class: 07.FA.15 07 - SULFATES (SELENATES, TELLURATES)
  07.F - Chromates
  07.FA -Without additional anions
 
07.FA.15 Hashemite Ba(Cr,S)O4 P nma 2/m 2/m 2/m
 

Other Hashemite Information
Help on References: References: NAME( AntBidBlaNic4) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Hashemite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - Google Images
6 - Google Scholar
7 - Handbook of Mineralogy (MinSocAm)
8 - Handbook of Mineralogy (UofA)
9 - MinDAT
10 - MinMax(Deutsch)
11 - MinMax(English)
12 - Mineralienatlas (Deutsch)
13 - QUT Mineral Atlas
14 - Ruff.Info
15 - WWW-MINCRYST

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Hashemite

Ba(Cr,S)O4
Dana No: 35.03.03.01 Strunz No: 07.FA.15
Locality:

 

Notes: