Nickellotharmeyerite Mineral Data

Nickellotharmeyerite Mineral Data

[Newest Minerals] [Equipment] [Analytical Services] [About Us] [Mineral Gallery] [eBay Store]
See Also: [Diamond Crystals] [Mineral News] [Hudson Institute] [Minerals on CDROM]
Rare Minerals, Meteorites, Equipment and Analytical Services
Excalibur Mineral Company, World leaders in the supply of rare species
Serving the scientific and collector communities since 1974

General Nickellotharmeyerite Information

Chemical Formula:

Ca(Ni,Fe,Co)2(AsO4)2(OH,H2O)2

Composition:

Molecular Weight = 501.90 gm

Calcium 6.39 % Ca 8.94 % CaO

Iron 8.90 % Fe 11.45 % FeO

Cobalt 3.52 % Co 4.48 % CoO

Nickel 10.52 % Ni 13.39 % NiO

Bismuth 8.33 % Bi 9.28 % Bi₂O₃

Arsenic 29.86 % As 45.79 % As₂O₅

Hydrogen 0.60 % H 5.38 % H₂O

Oxygen 31.88 % O

______ ______

100.00 % 98.72 % = TOTAL OXIDE

Empirical Formula:

Ca_0.8Bi_0.2Ni_0.9Fe²⁺_0.8Co_0.3(AsO₄)₂(OH)·(H₂O)

Environment:

Secondary mineral found in dump material from the oxidation zone.

IMA Status:

Approved IMA 1999 (Dana # Added)

Locality:

Pucher shaft, Schneeberg-Neustadtel, Saxony, Germany. Link to MinDat.org Location Data.

Name Origin:

Named to indicate the chemical and structural similarities with lotharmeyerite.

Synonym:

IMA1999-008

Nickellotharmeyerite Image

Images:

Nickellotharmeyerite

Comments: Brown, microcrystalline nickellotharmeyerite.
Location: Pucher Shaft, Schneeberg District, Erzgebirge, Saxony, Germany. Scale: Picture size 1.5 mm.
© Thomas Witzke / Abraxas-Verlag

Nickellotharmeyerite Crystallography

Axial Ratios:

a:b:c =1.4512:1:1.1943

Cell Dimensions:

a = 9.005, b = 6.205, c = 7.411, Z = 2; beta = 115.31° V = 374.35 Den(Calc)= 4.45

Crystal System:

Monoclinic - PrismaticH-M Symbol (2/m) Space Group: C 2/m

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

By Intensity(I/I_o): 2.962(1)(201), 3.182(0.87)(112), 3.393(0.83)(202), 2.538(0.75)(221), 2.703(0.66)(311), 1.697(0.57)(331,420,511

Forms:

Mouse
Dbl Clk - Start-Stop Rotation
RMB - Cycle Display Modes
Drag1 - Manipulate Crystal
Drag2 - Resize
Keyboard
S - Stereo
I - Indicies
<space> - Start-Stop Rotation
F - Fit to Screen
M - Menu
Help on Above

Forms: [ 0 1 0] [ 1 0 1] [ 0 0 1]

Warning: this large pop-up is very compute intensive and may not work well with some computers.

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

Krause W , Bernhardt H J , Effenberger H , Martin M , Neues Jahrbuch fur Mineralogie, Monatshefte , 2001 (2001) p.588-576, Cobalttsumcorite and nickellotharmeyerite, two new minerals from, Schneeberg, Germany: description and crystal structure, Locality: Schneeberg, Germany

Physical Properties of Nickellotharmeyerite

Cleavage:

None

Color:

Brown, Yellow.

Diaphaniety:

Transparent to Translucent

Fracture:

Brittle - Conchoidal - Very brittle fracture producing small, conchoidal fragments.

Habit:

Aggregates - Made of numerous individual crystals or clusters.

Habit:

Encrustations - Forms crust-like aggregates on matrix.

Habit:

Microscopic Crystals - Crystals visible only with microscopes.

Hardness:

4.5 - Between Fluorite and Apatite

Luster:

Vitreous (Glassy)

Streak:

light brownish yellow

Optical Properties of Nickellotharmeyerite

Gladstone-Dale:

CI calc= -0.04 (Good) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1858,KC= 0.1786

Optical Data:

Biaxial (+), a=1.8, b=1.81, g=1.87, bire=0.0700

Calculated Properties of Nickellotharmeyerite

Electron Density:

r_electron=4.18 gm/cc
note: r_{Nickellotharmeyerite}=4.45 gm/cc.

Fermion Index

Fermion Index = 0.00331
Boson Index = 0.99669

Photoelectric:

PE_{Nickellotharmeyerite}= 172.45 barns/electron
U=PE_{Nickellotharmeyerite} x r_electron= 720.76 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Nickellotharmeyerite is Not Radioactive

Nickellotharmeyerite Classification

Dana Class:

37.1.6.4 (37)Anhydrous Acid Phosphates, etc

(37.1)with miscellaneous formulae

(37.1.6)Dana Group

37.1.6.1 Lotharmeyerite CaZnMn(AsO3OH)4(OH)3 C 2/m,C 2,Cm Mono

37.1.6.2 Ferrilotharmeyerite Ca(Zn,Cu)(Fe,Zn)(AsO4)2(OH,H2O)2 C 2/m 2/m

37.1.6.3 Cobaltlotharmeyerite! Ca(Co,Fe,Ni)2(AsO4)2(OH,H2O)2 C 2/m 2/m

37.1.6.4 Nickellotharmeyerite ! Ca(Ni,Fe,Co)2(AsO4)2(OH,H2O)2 C 2/m 2/m

Strunz Class:

VII/C.31-08 VII - Phosphates, Arsenates and Vanadates

VII/C - Water-bearing phosphates without unfamiliar anions, cations of medium and big size: Fe, Mn, Zn, Mg and Ca, (NH4)1+

VII/C.31 - Mawbyite - Gartrellite series

VII/C.31-02 Schneebergite! Bi(Co,Ni)2(AsO4)2(OH,H2O)2 C 2/m 2/m

VII/C.31-04 Nickelschneebergite! Bi(Ni,Co)2(AsO4)2(OH,H2O)2 C 2/m 2/m

VII/C.31-05 Mawbyite Pb(FeZn)2(AsO4)2(OH,H2O)2 C 2/m 2/m

VII/C.31-06 Cabalzarite! Ca(Mg,Al,Fe)2(AsO4)2(H2O,OH)2 C 2/m 2/m

VII/C.31-08 Nickellotharmeyerite Ca(Ni,Fe,Co)2(AsO4)2(OH,H2O)2 C 2/m 2/m

VII/C.31-10 Ferrilotharmeyerite Ca(Zn,Cu)(Fe,Zn)(AsO4)2(OH,H2O)2 C 2/m 2/m

VII/C.31-20 Lotharmeyerite CaZnMn(AsO3OH)4(OH)3 C 2/m,C 2,Cm Mono

VII/C.31-30 Manganlotharmeyerite! Ca(Mn,Mg,)2(AsO4)2(OH,H2O)2 C 2/m 2/m

VII/C.31-35 Cobaltlotharmeyerite! Ca(Co,Fe,Ni)2(AsO4)2(OH,H2O)2 C 2/m 2/m

VII/C.31-36 Cobalttsumcorite! Pb(Co,Fe)2(AsO4)2(OH,H2O)2 C 2/m 2/m

VII/C.31-40 Thometzekite Pb(Cu,Zn)2(AsO4)2·2(H2O) C 2/m 2/m

VII/C.31-50 Tsumcorite PbZnFe(AsO4)2·(H2O) C 2/m 2/m

VII/C.31-74 Krettnichite! PbMn2(VO4)2(OH)2 C 2/m 2/m

VII/C.31-78 Lukrahnite! Ca(Cu,Zn)(Fe,Zn)(AsO4)2(OH,H2O)2 P1 1

VII/C.31-80 Phosphogartrellite! PbCuFe(PO4)2(OH,H2O)2 P1 1

VII/C.31-90 Gartrellite Pb(Cu,Fe)2(AsO4,SO4)2(CO3,H2O)0.7 P1,P 1 Tri

VII/C.31-92 Zincgartrellite! Pb(Zn,Fe,Cu)2(AsO4)2(OH,H2O)2 P1 1

VII/C.31-98 Rappoldite! Pb(Co,Ni,Zn,)2(AsO4)2·2(H2O) P1 1

VII/C.31-100 Helmutwinklerite PbZn2(AsO4)2·2(H2O) P1 1

Other Nickellotharmeyerite Information

References:

NAME( AmMin, vol 87, p 997) PHYS. PROP.(AmMin, vol 87, p 997) OPTIC PROP.(AmMin, vol 87, p 997)

See Also:

Links to other databases for Nickellotharmeyerite :
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 Nickellotharmeyerite using:

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

Visit our Advertisers for Nickellotharmeyerite :

AA Mineral Specimens

B & L Fine Minerals

Crystal Vaults

Dan Weinrich Fine Minerals

Dan Weinrich Auctions

John Betts Fine Minerals

Mason's Minerals

Mineral News

Mineral of the Month Club

MineralsWeb Fine Minerals

Rockshop.cz

T G Fine Minerals

Wrights Rock Shop

Translate Nickellotharmeyerite Mineral Data :

Ask about Nickellotharmeyerite 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 Nickellotharmeyerite Specimen Label here :

Nickellotharmeyerite

Ca(Ni,Fe,Co)2(AsO4)2(OH,H2O)2
Dana No: 37.1.6.4 Strunz No: VII/C.31-08
Locality:

Notes: