Bonattite Mineral Data

Bonattite Mineral Data +

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General Bonattite Information

Chemical Formula:

CuSO4·3(H2O)

Composition:

Molecular Weight = 213.66 gm

Copper 29.74 % Cu 37.23 % CuO

Hydrogen 2.83 % H 25.30 % H₂O

Sulfur 15.01 % S 37.47 % SO₃

Oxygen 52.42 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Cu(SO₄)·3(H₂O)

IMA Status:

Valid Species (Pre-IMA) 1957

Locality:

Link to MinDat.org Location Data.

Synonym:

ICSD 34679

PDF 22-249

Bonattite Image

Images:

Bonattite

Comments: Blue bonattite on siliceous sinter.
Location: Steamboat Springs, Washoe County, Nevada, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Bonattite Crystallography

Axial Ratios:

a:b:c =0.429:1:0.5633

Cell Dimensions:

a = 5.59, b = 13.03, c = 7.34, Z = 4; beta = 97.1° V = 530.53 Den(Calc)= 2.67

Crystal System:

Monoclinic - DomaticH-M Symbol (m) Space Group: Cc

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 4.42(1), 5.11(0.7), 3.65(0.6),

Crystal Structure:

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drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
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S - Stereo Pair on/off
H - Help Screen
I - Data Info
A - Atoms On/Off
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Zahrobsky R F , Baur W H , Acta Crystallographica, Section B , 24 (1968) p.508-513, On the crystal chemistry of salt hydrates. V. The determination of the crystal, structure of CuSO4*3H2O (bonattite), Locality: synthetic

Physical Properties of Bonattite

Color:

Blue.

Density:

2.68

Streak:

blue white

Optical Properties of Bonattite

Gladstone-Dale:

CI meas= -0.009 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.013 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2184,KPDmeas= 0.2175,KC= 0.2156

Optical Data:

Biaxial (?), a=1.554, b=1.577, g=1.618, bire=0.0640

Calculated Properties of Bonattite

Electron Density:

r_electron=2.68 gm/cc
note: r_Bonattite=2.68 gm/cc.

Fermion Index

Fermion Index = 0.00138
Boson Index = 0.99862

Photoelectric:

PE_Bonattite= 13.50 barns/electron
U=PE_Bonattite x r_electron= 36.25 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Bonattite is Not Radioactive

Bonattite Classification

Dana Class:

29.6.5.1 (29)Hydrated Acid and Sulfates

(29.6)where A XO4 · x(H2O)

(29.6.5)Dana Group

29.6.5.1 Bonattite CuSO4·3(H2O) Cc m

Strunz Class:

VI/C.02-10 VI - Sulfates,Chromates,Molybdates and Tungstates

VI/C - Water-bearing sulfates without unfamiliar anions. cations of medium size

VI/C.02 - Bonattite series

VI/C.02-10 Bonattite CuSO4·3(H2O) Cc m

Other Bonattite Information

References:

PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)

See Also:

Links to other databases for Bonattite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (UofA) 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas 12 - WWW-MINCRYST 13 -École des Mines de Paris

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Print or Cut-and-Paste your Bonattite Specimen Label here :

Bonattite

CuSO4·3(H2O)
Dana No: 29.6.5.1 Strunz No: VI/C.02-10
Locality:

Notes: