Kainosite-(Y) Mineral Data

Advertisment

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

John Betts - Fine Minerals, New York. Dealers of Fine Minerals and Natural Crystal Clusters since 1989. We buy rock collections, we buy gem collections, we buy mineral collections.

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

General Kainosite-(Y) Information

Chemical Formula:

Ca2(Y,Ce)2Si4O12(CO3)•(H2O)

Composition:

Molecular Weight = 664.14 gm

Calcium 12.07 % Ca 16.89 % CaO

Cerium 10.55 % Ce 12.36 % Ce₂O₃

Yttrium 20.08 % Y 25.50 % Y₂O₃

Silicon 16.92 % Si 36.19 % SiO₂

Hydrogen 0.58 % H 5.15 % H₂O

Carbon 1.27 % C 4.64 % CO₂

Oxygen 38.54 % O

______ ______

100.00 % 100.72 % = TOTAL OXIDE

Empirical Formula:

Ca₂Y_1.5Ce_0.5Si₄O₁₂(CO₃)_0.7•1.9(H₂O)

Environment:

In vugs in pegmatites in granites and alkalic complexes.

IMA Status:

Valid Species (Pre-IMA) 1886

Locality:

At Igeltjern, on Island of Hiero (Hittero Island), Vest-Agder, Flekkerfjord, Norway. Link to MinDat.org Location Data.

Name Origin:

From the Greek for "unusual", for its rarity and exotic composition.

Name Pronunciation:

Kainosite-(Y) + Pronunciation

Synonym:

Cenosite

ICSD 67039

PDF 14-322

Kainosite-(Y) Image

Images:

Kainosite-(Y)

Comments: Group of reddish brown kainosite-(Y) crystals on fluorite.
Location: Seula mine (ex Montecatini quarry), Mount Camoscio, Oltrefiume, Baveno, Verbano-Cusio-Ossola Province, Piedmont, Italy. Scale: Crystal Size 1.6 mm.
© Sergio Varvello / Mineral Service

Images:

Kainosite-(Y) Ferriallanite-(Ce)

Comments: Short prismatic black crystals of ferriallanite-(Ce) in white slightly weathered kainosite-(Y). Orange prisms are zircons of the first generation. Fragment of the holotype specimen.
Location: Neprimetnyi pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia. Scale: Crystal Size 2 mm.
© Pavel M. Kartashov

Kainosite-(Y) Crystallography

Axial Ratios:

a:b:c =0.9092:1:0.4713

Cell Dimensions:

a = 13.02, b = 14.32, c = 6.75, Z = 4; V = 1,258.51 Den(Calc)= 3.50

Crystal System:

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

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

By Intensity(I/I_o): 2.764(1), 6.52(1), 3.29(0.8),

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: ( 1 0 1) ( 0 2 1) ( 1 1 0) ( 5 4 0) ( 0 4 3) ( 1 0 0)

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

Giuseppetti G , Tadini C , Oddone M , Neues Jahrbuch fur Mineralogie, Monatshefte , 1989 (1989) p.153-164, Cenosite-(Y) from Baveno, Novara (Italy): crystal structure, Locality: Baveno, Novara, Italy

View Additional jPOWD Structure files for Kainosite-(Y)
[1]

Physical Properties of Kainosite-(Y)

Cleavage:

{110} Good

Color:

Brown, Colorless, Green yellow, Yellow, Light yellow brown.

Density:

3.4 - 3.6, Average = 3.5

Diaphaneity:

Transparent to translucent

Fracture:

Brittle - Uneven - Very brittle fracture producing uneven fragments.

Habit:

Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline).

Habit:

Wheat Sheaf - Bundle shaped aggregates resembling wheat sheafs after hand reaping wheat.

Hardness:

5-6 - Between Apatite and Orthoclase

Luminescence:

Non-fluorescent.

Luster:

Vitreous - Resinous

Streak:

white

Optical Properties of Kainosite-(Y)

Gladstone-Dale:

CI meas= 0.025 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= 0.025 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1941,KPDmeas= 0.1941,KC= 0.1992
Ncalc = 1.68 - 1.72

Optical Data:

Biaxial (-), a=1.662-1.665, b=1.682-1.689, g=1.687-1.692, bire=0.0250-0.0270, 2V(Calc)=38-52, 2V(Meas)=40. Dispersion strong, r < v.

Calculated Properties of Kainosite-(Y)

Electron Density:

Bulk Density (Electron Density)=3.37 gm/cc
note: Specific Gravity of Kainosite-(Y) =3.50 gm/cc.

Fermion Index:

Fermion Index = 0.0083875316
Boson Index = 0.9916124684

Photoelectric:

PE_{Kainosite-(Y)}= 77.34 barns/electron
U=PE_{Kainosite-(Y)} x r_electron= 260.46 barns/cc.

Radioactivity:

GRapi = 10,825.85 (Gamma Ray American Petroleum Institute Units)
Concentration of Kainosite-(Y) per GRapi unit = 92.37 (PPM)

Kainosite-(Y) is Radioactive as defined in 49 CFR 173.403. Greater than 70 Bq / gram.

**Estimated Radioactivity from Kainosite-(Y)** - weak
Specimen Size Weight/Volume (Sphere) *	Calculated Activity Becquerels (Bq)	Calculated Activity Curies (Ci)	Estimated Activity GR(api)	Estimated Exposure (mRem**)/hr If Held in Hand For One Hour
1000 gm / 8.17 cm	236,288	6.39E-06	10,825.85	3.56
100 gm / 3.79 cm	23,629	6.39E-07	1,082.58	0.36
10 gm / 1.76 cm	2,363	6.39E-08	108.26	0.04
1 gm / 8.17 mm	236	6.39E-09	10.83	0.00
0.1 gm / 3.79 mm	24	6.39E-10	1.08	0.00
0.01 gm / 1.76 mm	2	6.39E-11	0.11	0.00
0.001 gm / 0.82 mm	0	6.39E-12	0.01	0.00

Weight of pure Kainosite-(Y) in grams (gm) and Calculated Diameter of a Sphere with a Density of 3.50 gm/cc.*
Goverment Estimate of Average Annual Exposure ( 360 mRem) **
Note: 10 microsieverts/hr = 1 mRem/hr **
Max Permissable Adult Dose 50,000 mRem/yr (hands), 15,000 mRem/yr (eyes)
Lethal Dose LD(50) Exposure 400,000 to 500,000 mRem
Estimated Thorium Activity ( 0.53 % Th) From Sum REE Elements (10.55 % REE)

Kainosite-(Y) Classification

Dana Class:

60.02.01.01 (60)Cyclosilicate Four-Membered Rings

(60.02)with other anion groups

(60.02.01)Dana Group

60.02.01.01 Kainosite-(Y) Ca2(Y,Ce)2Si4O12(CO3)•(H2O) Pmnb 2/m 2/m 2/m

Strunz Class:

09.CF.10 09 - SILICATES (Germanates)

09.C - Cyclosilicates

09.CF -[Si4O12]8- 4-membered single rings, with insular complex anions

09.CF.10 Kainosite-(Y) Ca2(Y,Ce)2Si4O12(CO3)•(H2O) Pmnb 2/m 2/m 2/m

Other Kainosite-(Y) Information

References:

NAME( AntBidBlaNic2) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic2)

See Also:

Links to other databases for Kainosite-(Y) :
1 - Alkali-Nuts(English)
2 - Alkali-Nuts(Francais)
3 - Am. Min. Crystal Structure Database
4 - Athena
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (UofA)
9 - MinDAT
10 - Mineralienatlas (Deutsch)
11 - Online Mineral Museum
12 - QUT Mineral Atlas
13 - Ruff.Info
14 - WWW-MINCRYST

Search for Kainosite-(Y) using:

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

Visit our Advertisers for Kainosite-(Y) :

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

Ask about Kainosite-(Y) 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 Kainosite-(Y) Specimen Label here :

Kainosite-(Y)

Ca2(Y,Ce)2Si4O12(CO3)•(H2O)
Dana No: 60.02.01.01 Strunz No: 09.CF.10
Locality:

Notes: