Chlorartinite Mineral Data

Chlorartinite Mineral Data

General Chlorartinite Information

Chemical Formula:

Mg2(CO3)Cl(OH)·3(H2O)

Composition:

Molecular Weight = 215.13 gm

Magnesium 22.60 % Mg 37.47 % MgO

Hydrogen 3.28 % H 29.31 % H₂O

Carbon 5.58 % C 20.46 % CO₂

Chlorine 16.48 % Cl 16.48 % Cl

- % Cl -3.72 % -O=Cl₂

Oxygen 52.06 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Mg₂(CO₃)Cl(OH)·3(H₂O)

Environment:

Volcanic exhalations.

IMA Status:

Approved IMA 1998 (Dana # Added)

Locality:

The third cone of the Northern Breakthrough of the Main Tolbachik fracture eruption (1975-1976), Kamchatka, Russia. Link to MinDat.org Location Data.

Name Origin:

Chloride analog of artinite named after the Italian mineralogist, E. Artini (1866-1928).

Synonym:

IMA1996-005

Chlorartinite Image

Images:

Chlorartinite

Comments: Opaque white crystalline chlorartinite on volcanic glass.
Location: Vulcan Tolbachik, Kamchatka District, Russian Far East, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Chlorartinite Crystallography

Axial Ratios:

a:c = 1:0.31174

Cell Dimensions:

a = 23.163, c = 7.221, Z = 18; V = 3,355.19 Den(Calc)= 1.92

Crystal System:

Trigonal - Ditrigonal PyramidalH-M Symbol (3m) Space Group: R 3c (?)

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

By Intensity(I/I_o): 11.66(1), 3(0.41), 2.657(0.22),

Physical Properties of Chlorartinite

Color:

White.

Density:

1.87

Habit:

Crystalline - Fine - Occurs as well-formed fine sized crystals.

Streak:

white

Optical Properties of Chlorartinite

Gladstone-Dale:

CI meas= -0.011 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.016 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2656,KPDmeas= 0.2727,KC= 0.2698

Optical Data:

Uniaxial (?), a=1.51, b=1.51, bire=0.0000.

Calculated Properties of Chlorartinite

Electron Density:

r_electron=1.91 gm/cc
note: r_{Chlorartinite}=1.87 gm/cc.

Fermion Index

Fermion Index = 0.02346
Boson Index = 0.97654

Photoelectric:

PE_{Chlorartinite}= 1.69 barns/electron
U=PE_{Chlorartinite} x r_electron= 3.24 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Chlorartinite is Not Radioactive

Chlorartinite Classification

Dana Class:

16b.3.1.2 (16b)Carbonates - Hydroxyl or Halogen

(16b.3)where Am Bn (XO3)p Zq · x(H2O), (m+n):p = 2:1

(16b.3.1)Dana Group

16b.3.1.1 Artinite Mg2(CO3)(OH)2·3(H2O) C 2 or C 2/m Mono

16b.3.1.2 Chlorartinite ! Mg2(CO3)Cl(OH)·3(H2O) R 3c (?) 3m

Strunz Class:

V/A.01-35 V - Nitrates, Carbonates and Borates

V/A - Nitrates [NO3]1-

V/A.01 - Nitronatrite - Nitrobarite series

V/A.01-10 Nitratine NaNO3 R 3c 3 2/m

V/A.01-20 Niter KNO3 Pmcn 2/m 2/m 2/m

V/A.01-25 Gwihabaite! (NH4,K)(NO3) Pbnm 2/m 2/m 2/m

V/A.01-30 Nitrobarite Ba(NO3)2 P 2₁3 2 3

V/A.01-35 Chlorartinite Mg2(CO3)Cl(OH)·3(H2O) R 3c (?) 3m

Other Chlorartinite Information

References:

NAME( MinRec) PHYS. PROP.(Min.Mag.,Vol.61,p732,1997) OPTIC PROP.(MinRec)

See Also:

Links to other databases for Chlorartinite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 -Google Images 4 -Google Scholar 5 -Handbook of Mineralogy (UofA) 6 -MinDAT 7 -MinMax(Deutsch) 8 -MinMax(English) 9 -Mineralienatlas (Deutsch) 10 -QUT Mineral Atlas

Search for Chlorartinite using:

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

Visit our Advertisers for Chlorartinite :
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 Chlorartinite Mineral Data :

Ask about Chlorartinite 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 Chlorartinite Specimen Label here :

Chlorartinite

Mg2(CO3)Cl(OH)·3(H2O)
Dana No: 16b.3.1.2 Strunz No: V/A.01-35
Locality:

Notes: