General Cascandite Information![]() Ca(Sc,Fe++)Si3O8(OH) |
![]() Molecular Weight = 317.02 gm |
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Calcium 12.64 % Ca 17.69 % CaO |
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Scandium 10.64 % Sc 16.31 % Sc2O3 |
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Iron 4.40 % Fe 5.67 % FeO |
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Silicon 26.58 % Si 56.86 % SiO2 |
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Hydrogen 0.32 % H 2.84 % H2O |
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Oxygen 45.42 % O |
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100.00 % 99.37 % = TOTAL OXIDE |
![]() CaSc0.75Fe2+0.25Si3O8(OH) |
![]() In miarolitic cavities in granite. |
![]() Approved IMA 1982 |
![]() From the Diverio quarry, Mt. Mottarone, near Baveno, Piedmont, Italy. Link to MinDat.org Location Data. |
![]() Named for CAlcium and SCANDium in the composition. |
![]() ICSD 17047 |
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PDF 35-541 |
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Cascandite Crystallography![]() a:b:c =0.9396:1:0.679 |
![]() a = 9.791, b = 10.42, c = 7.076, Z = 4; alpha = 98.91°, beta = 102.63°, gamma = 84.17° V = 692.34 Den(Calc)= 3.04 |
![]() Triclinic - PinacoidalH-M Symbol ( 1) Space Group: C1 |
![]() By Intensity(I/Io): 2.821(1), 3.62(0.75), 3.1(0.65), |
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| Physical Properties of Cascandite![]() {100} Good, {001} Good |
![]() Light pink. |
![]() 3.01 |
![]() Transparent |
![]() 4.5-5.5 - Near Apatite |
![]() Vitreous (Glassy) |
![]() white |
| Optical Properties of Cascandite![]() CI meas= -0.028 (Excellent) - where the CI = (1-KPDmeas/KC) |
CI calc= -0.021 (Excellent) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2223,KPDmeas= 0.2238,KC= 0.2177 Ncalc = 1.66 ![]() Biaxial (?), a=1.663, g=1.684, bire=0.0210 |
| Calculated Properties of Cascandite![]() Bulk Density (Electron Density)=3.01 gm/cc |
note: Specific Gravity of Cascandite =3.03 gm/cc. ![]() Fermion Index = 0.01 |
Boson Index = 0.99 ![]() PECascandite = 5.36 barns/electron |
U=PECascandite x rElectron Density= 16.10 barns/cc. ![]() GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Cascandite is Not Radioactive | Cascandite Classification![]() 65.02.01.06 (65)Inosilicate Single-Width Unbranched Chains, W=1 |
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(65.02)with chains P=3 |
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(65.02.01)Wollastonite group |
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![]() 09.DG.07 09 - SILICATES (Germanates) |
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09.D - Inosilicates* Structural terminology according to Liebau (1985) |
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09.DG -Inosilicates with 3-periodic single and multiple chains |
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| Other Cascandite Information![]() NAME( AntBidBlaNic2) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) |
![]() Links to other databases for Cascandite : |
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 15 - WWW-MINCRYST Search for Cascandite using: Visit our Advertisers for Cascandite : A Bijoux Google Search for CascanditeAdam's Minerals Google Search for Cascandite Cape Minerals Google Search for Cascandite Dakota Matrix Minerals Google Search for Cascandite Excalibur Mineral Corp. Google Search for Cascandite Exceptional Minerals Google Search for Cascandite John Betts Fine Minerals Search for Cascandite McDougall Minerals Google Search for Cascandite Mineral News Website Link Rock and Mineral Shows Google Search for Cascandite Weinrich Minerals, Inc. Google Search for Cascandite Ask about Cascandite here : Print or Cut-and-Paste your Cascandite Specimen Label here :
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