| Clinochrysotile Mineral Data |
We specialise in top quality, fine minerals from Morocco, Namibia,
South Africa, Pakistan, Democratic Republic of Congo (Za�¯re) and China
Worldwide Fine Minerals by B & C GOBIN
- 71.1.2d.0 Chrysotile! Mg3Si2O5(OH)4 A2/m 2/m
- 71.1.2d.1 Clinochrysotile Mg3Si2O5(OH)4 Cc, C 2/m Mono
- 71.1.2d.2 Orthochrysotile Mg3Si2O5(OH)4 Unk Ortho
- 71.1.2d.3 Parachrysotile Mg3Si2O5(OH)4 Unk Ortho
- 71.1.2d.4 Pecoraite Ni3Si2O5(OH)4 C 2/m 2/m
- VIII/H.27-10 Antigorite (Mg,Fe)3Si2O5(OH)4 Cm m
- VIII/H.27-20 Lizardite Mg3Si2O5(OH)4 P1 1
- VIII/H.27-30 Clinochrysotile Mg3Si2O5(OH)4 Cc, C 2/m Mono
- VIII/H.27-40 Orthochrysotile Mg3Si2O5(OH)4 Unk Ortho
- VIII/H.27-50 Parachrysotile Mg3Si2O5(OH)4 Unk Ortho
- VIII/H.27-55 Caryopilite (Mn,Mg,Zn,Fe)3(Si,As)2O510(OH,Cl)4 Cm or C 2/m Mono
- VIII/H.27-60 Greenalite (Fe,Fe)2-3Si2O5(OH)4 Unk Mono
- VIII/H.27-70 Berthierine (Fe,Fe,Al,Mg)2-3(Si,Al)2O5(OH)4 Cm m
- VIII/H.27-80 Fraipontite (Zn,Al)3(Si,Al)2O5(OH)4 Cm m
- VIII/H.27-90 Zinalsite Zn2AlSi2O5(OH)4·2(H2O)(?) Mono
- VIII/H.27-95 Dozyite (Mg7Al2)(Si4Al2)O15(OH)12 Cm m
- VIII/H.27-100 Amesite Mg2Al(SiAl)O5(OH)4 C1 1
- VIII/H.27-110 Kellyite (Mn,Mg,Al)3(Si,Al)2O5(OH)4 P 63 6
- VIII/H.27-120 Cronstedtite Fe2Fe(SiFe)O5(OH)4 P 31m 3m
- VIII/H.27-140 Karpinskite (Mg,Ni)2Si2O5(OH)2(?) Unk Mono
- VIII/H.27-150 Nepouite Ni3Si2O5(OH)4 Ccm21 mm2
- VIII/H.27-160 Pecoraite Ni3Si2O5(OH)4 C 2/m 2/m
- VIII/H.27-170 Brindleyite (Ni,Mg,Fe)2Al(SiAl)O5(OH)4 C 2 2
- VIII/H.27-180 Maufite (Mg,Ni)Al4Si3O13·4(H2O)(?) Mono ? Mono
- VIII/H.27-190 Carlosturanite (Mg,Fe,Ti,Mn)21(Si,Al)12O28(OH)34 Cm m
General Clinochrysotile Information |
|||
 Chemical Formula: |
Mg3Si2O5(OH)4 | ||
| Composition: |
Molecular Weight = 277.11 gm | ||
| Magnesium 26.31 % Mg 43.63 % MgO | |||
| Silicon 20.27 % Si 43.36 % SiO2 | |||
| Hydrogen 1.45 % H 13.00 % H2O | |||
| Oxygen 51.96 % O | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| Empirical Formula: |
Mg3Si2O5(OH)4 | ||
| Environment: |
Metamorphosed and hydrothermally-altered ultra-basic rocks. | ||
| IMA Status: |
Valid Species (Pre-IMA) 1951 | ||
| Locality: |
Link to MinDat.org Location Data. | ||
| Name Origin: |
From the Greek chrysos - "gold" and tilos - "fiber." | ||
| Synonym: |
Asbestos | ||
| Chrysotile | |||
| Deweylite | |||
| Mountain Leather | |||
| Serpentine | |||
Clinochrysotile Image | |||
|
Images:
|
|
||
Clinochrysotile Crystallography |
|||
| Axial Ratios: |
a:b:c =0.5776:1:1.5689 | ||
| Cell Dimensions: |
a = 5.32, b = 9.21, c = 14.45, Z = 4; beta = 93.25° V = 706.87 Den(Calc)= 2.60 | ||
| Crystal System: |
MonoclinicSpace Group: Cc, C 2/m | ||
Physical Properties of Clinochrysotile |
|||
| Cleavage: |
[???] Distinct | ||
| Color: |
Green, Red, Yellow, White. | ||
| Density: |
2.53 - 2.65, Average = 2.59 | ||
| Diaphaniety: |
Translucent to opaque | ||
| Fracture: |
Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz). | ||
| Habit: |
Amorphous - No crystalline form or imitative shape. | ||
| Habit: |
Granular - Generally occurs as anhedral to subhedral crystals in matrix. | ||
| Habit: |
Massive - Fibrous - Distinctly fibrous fine-grained forms. | ||
| Hardness: |
2.5-3 - Finger Nail-Calcite | ||
| Luminescence: |
Non-fluorescent. | ||
| Luster: |
Resinous | ||
| Streak: |
white | ||
Optical Properties of Clinochrysotile |
|||
| Gladstone-Dale: |
CI meas= 0.027 (Excellent) - where the CI = (1-KPDmeas/KC) CI calc= 0.03 (Excellent) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2149,KPDmeas= 0.2158,KC= 0.2217 |
||
| Optical Data: |
Biaxial (-), a=1.545-1.569, b=1.546-1.569, g=1.553-1.571, bire=0.0020-0.0080, 2V(Calc)=0-42, 2V(Meas)=20-60. Dispersion relatively weak. | ||
Calculated Properties of Clinochrysotile |
|||
| Electron Density: |
relectron=2.62 gm/cc |
||
| Fermion Index |
Fermion Index = 0.03603 Boson Index = 0.96397 |
||
| Photoelectric: |
PEClinochrysotile = 1.39 barns/electron |
||
| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Clinochrysotile is Not Radioactive |
||
Clinochrysotile Classification |
|||
| Dana Class: |
71.1.2d.1 (71)Phyllosilicate Sheets of Six-Membered Rings | ||
| (71.1)with 1:1 layers | |||
| (71.1.2d)Serpentine group (Chrysotile subgroup) | |||
| Strunz Class: |
VIII/H.27-30 VIII - Silicates | ||
| VIII/H - Phyllosilicates (layered) Mica like with [Si4O10]4- and related groups | |||
| VIII/H.27 - Serpentine group | |||
Other Clinochrysotile Information |
|||
| References: |
NAME( Dana) PHYS. PROP.(Dana8) OPTIC PROP.(Dana8) | ||
| See Also: |
Links to other databases for Clinochrysotile : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 - Franklin Minerals(Dunn) 5 -Google Images 6 -Google Scholar 7 -Handbook of Mineralogy (MinSocAm) 8 -Handbook of Mineralogy (UofA) 9 -MinDAT 10 -MinMax(Deutsch) 11 -MinMax(English) 12 - Mineral and Gemstone Kingdom 13 -Mineralienatlas (Deutsch) 14 -QUT Mineral Atlas 15 -École des Mines de Paris Search for Clinochrysotile using: Visit our Advertisers for Clinochrysotile : AA Mineral SpecimensB & L Fine Minerals Crystal Vaults Dan Weinrich Fine Minerals Dan Weinrich Auctions e-Rocks Auctions Excalibur Minerals Exceptional Minerals Fabre Minerals Greenside Minerals Heliodor 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 Clinochrysotile Mineral Data : Ask about Clinochrysotile here : Print or Cut-and-Paste your Clinochrysotile Specimen Label here :
|
||
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |