Hendersonite Mineral Data

Advertisment

Your premier supplier of quality mineral specimens from Southern Africa and the world at large

Exceptional Minerals features excellent, high quality mineral specimens for sale. We also have a weekly Best Offer Mineral Auction.

McDougall Minerals sells high-quality mineral specimens from all over the world to collectors of all levels, from beginners to connoisseurs

Our Mission is Simple: RMS will be the go-to portal for all mineral, gem and rock shows in the USA

General Hendersonite Information

Chemical Formula:

Ca1.3V6O16•6(H2O)

Composition:

Molecular Weight = 721.83 gm

Calcium 7.22 % Ca 10.10 % CaO

Vanadium 42.34 % V 75.59 % V₂O₅

Hydrogen 1.68 % H 14.97 % H₂O

Oxygen 48.76 % O

______ ______

100.00 % 100.66 % = TOTAL OXIDE

Empirical Formula:

Ca_1.3V⁵⁺₆O₁₆•6(H₂O)

Environment:

Sandstone-hosted uranium-vanadium deposits.

IMA Status:

Approved IMA 1962

Locality:

Eastside mines in San Juan County, New Mexico. Link to MinDat.org Location Data.

Name Origin:

Named after Edward P. Henderson of the U.S. National Museum, in recognition of his mineralogical studies of the vanadium-uranium deposits of the Colorado Plateau.

Name Pronunciation:

Hendersonite + Pronunciation

Search for Hendersonite 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.

Hendersonite Crystallography

Axial Ratios:

a:b:c =3.454:1:5.2701

Cell Dimensions:

a = 12.4, b = 3.59, c = 18.92, Z = 2; V = 842.24 Den(Calc)= 2.85

Crystal System:

Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: Pnam

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

By Intensity(I/I_o): 9.45(1), 3.113(0.36), 4.7(0.16),

Physical Properties of Hendersonite

Color:

Greenish black, Black.

Density:

2.77 - 2.79, Average = 2.78

Habit:

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

Habit:

Fibrous - Crystals made up of fibers.

Habit:

Microscopic Crystals - Crystals visible only with microscopes.

Hardness:

2.5 - Finger Nail

Luster:

Adamantine - Pearly

Streak:

brownish green

Optical Properties of Hendersonite

Gladstone-Dale:

CI meas= -0.166 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= -0.137 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.3743,KPDmeas= 0.3837,KC= 0.3291
Ncalc = 1.91 - 1.94

Optical Data:

Biaxial (-), a=2, b=2.1, g=2.1, bire=0.1000, 2V(Calc)=0, 2V(Meas)=medium.

Pleochroism (x):

green.

Pleochroism (y):

brownish green.

Pleochroism (z):

brown.

Calculated Properties of Hendersonite

Electron Density:

Bulk Density (Electron Density)=2.78 gm/cc
note: Specific Gravity of Hendersonite =2.85 gm/cc.

Fermion Index:

Fermion Index = 0.0013926048
Boson Index = 0.9986073952

Photoelectric:

PE_Hendersonite= 8.94 barns/electron
U=PE_Hendersonite x rElectron Density= 24.85 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Hendersonite is Not Radioactive

Hendersonite Classification

Dana Class:

47.03.01.04 (47)Vanadium Oxysalts

(47.03)(Hydrated)

(47.03.01)Hewettite Group

47.03.01.01 Hewettite CaV6O16•9(H2O) P 2/m 2/m

47.03.01.02 Metahewettite CaV6O16•3(H2O) A2/m 2/m

47.03.01.03 Barnesite Na2V6O16•3(H2O) P 2/m 2/m

47.03.01.04 Hendersonite Ca1.3V6O16•6(H2O) Pnam 2/m 2/m 2/m

47.03.01.05 Grantsite Na4CaxV2xV12-2xO32•8(H2O) C 2/m 2/m

Strunz Class:

04.HG.50 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate

04.H - V[5,6] Vanadates

04.HG -Unclassified V oxides

04.HG.50 Hendersonite Ca1.3V6O16•6(H2O) Pnam 2/m 2/m 2/m

Other Hendersonite Information

References:

NAME( MinRec) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Dana8)

See Also:

Links to other databases for Hendersonite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info

Search for Hendersonite using:

[AOL] [Bing] [Dog Pile] [GeoScienceWorld] [HotBot] [Ixquick] [Lycos] [MAMMA] [Scirus] [Teoma] [WebCrawler] [Wikipedia] [YAHOO]

Visit our Advertisers for Hendersonite :

A Bijoux Google Search for Hendersonite
Adam's Minerals Google Search for Hendersonite
Cape Minerals Google Search for Hendersonite
Dakota Matrix Minerals Google Search for Hendersonite
Excalibur Mineral Corp. Google Search for Hendersonite
Exceptional Minerals Google Search for Hendersonite
John Betts Fine Minerals Search for Hendersonite
McDougall Minerals Google Search for Hendersonite
Mineral News Website Link
Rock and Mineral Shows Google Search for Hendersonite
Weinrich Minerals, Inc. Google Search for Hendersonite

Ask about Hendersonite 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 Hendersonite Specimen Label here :

Hendersonite

Ca1.3V6O16•6(H2O)
Dana No: 47.03.01.04 Strunz No: 04.HG.50
Locality:

Notes: