Santite Mineral Data

Santite Mineral Data +

General Santite Information

Chemical Formula:

KB5O6(OH)4·2(H2O)

Composition:

Molecular Weight = 293.20 gm

Potassium 13.33 % K 16.06 % K₂O

Boron 18.43 % B 59.36 % B₂O₃

Hydrogen 2.75 % H 24.58 % H₂O

Oxygen 65.48 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

KB₅O₆(OH)₄·2(H₂O)

IMA Status:

Approved IMA 1970

Locality:

Link to MinDat.org Location Data.

Synonym:

ICSD 18211

PDF 25-624

Search for Santite 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.

Santite Crystallography

Axial Ratios:

a:b:c =0.9928:1:0.8121

Cell Dimensions:

a = 11.1, b = 11.18, c = 9.08, Z = 4; V = 1,126.81 Den(Calc)= 1.73

Crystal System:

Orthorhombic - PyramidalH-M Symbol (mm2) Space Group: Aba2

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

By Intensity(I/I_o): 3.36(1), 3.52(0.85), 5.6(0.7),

Physical Properties of Santite

Color:

Colorless.

Density:

1.735

Diaphaniety:

Transparent

Streak:

white

Optical Properties of Santite

Gladstone-Dale:

CI meas= -0.059 (Good) - where the CI = (1-KPDmeas/KC)
CI calc= -0.062 (Fair) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2576,KPDmeas= 0.2569,KC= 0.2427

Optical Data:

Biaxial (+), a=1.422, b=1.435, g=1.48, bire=0.0580

Calculated Properties of Santite

Electron Density:

r_electron=1.75 gm/cc
note: r_Santite=1.74 gm/cc.

Fermion Index

Fermion Index = 0.03701
Boson Index = 0.96299

Photoelectric:

PE_Santite= 1.59 barns/electron
U=PE_Santite x r_electron= 2.79 barns/cc.

Radioactivity:

GRapi = 194.22 (Gamma Ray American Petroleum Institute Units)

Estimated Radioactivity from Santite - barely detectable

Santite Classification

Dana Class:

26.5.2.1 (26)Hydrated Borates Containing Hydroxyl or Halogen

(26.5)Dana Type

(26.5.2)Dana Group

26.5.2.1 Santite KB5O6(OH)4·2(H2O) Aba2 mm2

Strunz Class:

V/H.15-20 V - Nitrates, Carbonates and Borates

V/H - Group borates. Planary and tetrahedral groups [B3O5]1- to [B6O10]2-

V/H.15 - Ammonioborite - Sborgite series

V/H.15-10 Ammonioborite (NH4)2B10O16·5(H2O) C 2/c 2/m

V/H.15-20 Santite KB5O6(OH)4·2(H2O) Aba2 mm2

V/H.15-30 Sborgite NaB5O6(OH)4·3(H2O) C 2/c 2/m

Other Santite 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 Santite :
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 -École des Mines de Paris

Search for Santite using:

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

Visit our Advertisers for Santite :
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 Santite Mineral Data :

Ask about Santite 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 Santite Specimen Label here :

Santite

KB5O6(OH)4·2(H2O)
Dana No: 26.5.2.1 Strunz No: V/H.15-20
Locality:

Notes: