Jacquesdietrichite Mineral Data

Jacquesdietrichite Mineral Data

General Jacquesdietrichite Information

Chemical Formula:

Cu2[BO(OH)2](OH)3

Composition:

Molecular Weight = 238.94 gm

Copper 53.19 % Cu 66.58 % CuO

Boron 4.52 % B 14.57 % B₂O₃

Hydrogen 2.11 % H 18.85 % H₂O

Oxygen 40.18 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Cu₂BO(OH)₅

Environment:

Hydrothermal origin found in small cavities in gaudefroyite-calcite rock and as inclusions in calcite.

IMA Status:

Approved IMA 2004 (Dana # Added)

Locality:

Tachgagalt vein Mn deposit near Ouarzazate, Morocco. Link to MinDat.org Location Data.

Name Origin:

Named for Jacques Emile Dietrich (1926-), French geologist who collected the specimens.

Synonym:

IMA2003-012

Search for Jacquesdietrichite Images

Images:

Image not yet available on Webmineral.com

Try searching images.google.com or Mindat Picture Gallary for mineral pictures. Caution: The images retrieved may not be appropriate.

Jacquesdietrichite Crystallography

Axial Ratios:

a:b:c =1.6118:1:1.4776

Cell Dimensions:

a = 9.455, b = 5.866, c = 8.668, Z = 4; V = 480.75 Den(Calc)= 3.30

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/I_o): 4.734(1)(200), 3.941(0.9)(102), 1.922(0.5)(322),2.489(0.5)(220), 2.545(0.45)(302), 1.712(0.4), 1.838(0.4), 3.192(0.4),

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

Kampf A R , Favreau G , European Journal of Mineralogy , 16 (2004) p.361-366, Jacquesdietrichite, Cu2[BO(OH)2](OH)3, a new mineral from the, Tachgagalt mine, Morocco: Description and crystal structure, Locality: Tachgagalt mine, Morocco

Physical Properties of Jacquesdietrichite

Cleavage:

[100] Perfect, [010] Good, [001] Good

Color:

Blue.

Density:

3.28

Diaphaniety:

Translucent

Fracture:

Flexible - Flexible fragments.

Habit:

Bladed - Aggregates of thin lath-like crystals (e.g. kyanite).

Habit:

Tabular - Form dimensions are thin in one direction.

Hardness:

2 - Gypsum

Luster:

Vitreous (Glassy)

Streak:

pale blue

Optical Properties of Jacquesdietrichite

Gladstone-Dale:

CI meas= -0.021 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= -0.014 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2116,KPDmeas= 0.2129,KC= 0.2086

Optical Data:

Biaxial (-), a=1.627, b=1.699, g=1.769, bire=0.1420

Calculated Properties of Jacquesdietrichite

Electron Density:

r_electron=3.20 gm/cc
note: r_{Jacquesdietrichite}=3.30 gm/cc.

Fermion Index

Fermion Index = 0.00919
Boson Index = 0.99081

Photoelectric:

PE_{Jacquesdietrichite}= 23.18 barns/electron
U=PE_{Jacquesdietrichite} x r_electron= 74.27 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Jacquesdietrichite is Not Radioactive

Jacquesdietrichite Classification

Dana Class:

6.4.13.1 (6)Hydroxides and Oxides Containing Hydroxyl

(6.4)containing multiple cations

(6.4.13)Dana Group

6.4.13.1 Jacquesdietrichite ! Cu2[BO(OH)2](OH)3 P nma 2/m 2/m 2/m

Strunz Class:

V/G.01-25 V - Nitrates, Carbonates and Borates

V/G - "Insel" borates [BO3]3- "inseln"

V/G.01 - Kotoite - Jimboite series

V/G.01-10 Kotoite Mg3B2O6 Pnmn 2/m 2/m 2/m

V/G.01-20 Jimboite Mn3B2O6 Pnmn,Pmmn 2/m 2/m 2/m

V/G.01-25 Jacquesdietrichite Cu2[BO(OH)2](OH)3 P nma 2/m 2/m 2/m

V/G.01-30 Takedaite Ca3(BO3)2 R 3c 3 2/m

Other Jacquesdietrichite Information

References:

NAME( AmMin, 90:519) PHYS. PROP.(AmMin, 90:519) OPTIC PROP.(AmMin, 90:519)

See Also:

Links to other databases for Jacquesdietrichite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 -Google Images 4 -Google Scholar 5 -MinDAT 6 -MinMax(Deutsch) 7 -MinMax(English) 8 -Mineralienatlas (Deutsch) 9 -QUT Mineral Atlas

Search for Jacquesdietrichite using:

[ALTAVISTA] [AOL] [About.com] [All-The-Web] [HotBot] [Ixquick] [LookSmart] [MAMMA] [MSN.COM] [Netscape] [Teoma] [Wikipedia] [YAHOO]

Visit our Advertisers for Jacquesdietrichite :
AA Mineral Specimens
A-Rocks Auction
Adams Minerals
B and L Minerals
Dakota Matrix
Dan Weinrich Fine Minerals
Dan Weinrich Auctions
e-Rocks Auctions
Excalibur Minerals
Exceptional Minerals
Fabre Minerals
Greenside Minerals
John Betts Fine Minerals
Masons Minerals
Mineral News
Mineral of the Month Club
MineralsWeb Fine Minerals
Minernet.it
Rockshop.cz Kalat Fine Minerals
T G Fine Minerals
Wrights Rock Shop

Translate Jacquesdietrichite Mineral Data :

Ask about Jacquesdietrichite here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in Español

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

Jacquesdietrichite

Cu2[BO(OH)2](OH)3
Dana No: 6.4.13.1 Strunz No: V/G.01-25
Locality:

Notes: