[Mineral Galleries] [About Me] [e-Bay Items] [Latest News] [How to Order] A Diverse Selection of Beautifully Unique Gem & Mineral Specimens Desert Winds Gems & Minerals • For All Levels of Collectors Worldwide Aesthetic & Rare Mineral Specimens • Regular Updates General Actinolite InformationCa2(Mg,Fe++)5Si8O22(OH)2 |
Molecular Weight = 853.16 gm |
|
Sodium 0.59 % Na 0.80 % Na2O |
|
Calcium 8.60 % Ca 12.03 % CaO |
|
Magnesium 9.71 % Mg 16.11 % MgO |
|
Titanium 0.11 % Ti 0.19 % TiO2 |
|
Manganese 0.13 % Mn 0.17 % MnO |
|
Aluminum 1.39 % Al 2.63 % Al2O3 |
|
Iron 8.58 % Fe 10.61 % FeO / 0.47 % Fe2O3 |
|
Silicon 25.64 % Si 54.86 % SiO2 |
|
Hydrogen 0.24 % H 2.11 % H2O |
|
Oxygen 45.01 % O |
|
______ ______ |
|
100.00 % 99.97 % = TOTAL OXIDE |
Ca1.83Na0.22Mg3.41Fe2+1.26Al0.23Fe3+0.05Mn2+0.02Ti0.02Si7.79Al0.21O22(OH)2 |
Metamorphic rocks. |
Valid Species (Pre-IMA) 1794 |
Common world wide. Link to MinDat.org Location Data. |
From the Greek, aktinos, meaning "ray" in allusion to actinolite's fibrous nature. |
Actinolite + Pronunciation |
Byssolite |
|
Hexagonite (Mn) |
|
ICSD 24900 |
|
Mountain Leather |
|
Nephrite Jade |
|
PDF 41-1366 |
|
Smaragdite - emerald green |
| | Actinolite Image
|
|
Actinolite Crystallographya:b:c =0.5436:1:0.2917 |
a = 9.84, b = 18.1, c = 5.28, Z = 2; beta = 104.7° V = 909.61 Den(Calc)= 3.11 |
Monoclinic - PrismaticH-M Symbol (2/m) Space Group: C 2/m |
By Intensity(I/Io): 8.38(1), 3.12(1), 2.71(0.9), |
|
Mouse
|
| Physical Properties of Actinolite{110} Perfect, {110} Perfect |
Green, Green black, Gray green, Black. |
2.98 - 3.1, Average = 3.04 |
Translucent to transparent |
Splintery - Thin, elongated fractures produced by intersecting good cleavages or partings (e.g. hornblende). |
Bladed - Aggregates of thin lath-like crystals (e.g. kyanite). |
Fibrous - Crystals made up of fibers. |
Radial - Crystals radiate from a center without producing stellar forms (e.g. stibnite) |
5.5 - Knife Blade |
Non-fluorescent. |
Vitreous (Glassy) |
white |
| Optical Properties of ActinoliteCI meas= -0.002 (Superior) - where the CI = (1-KPDmeas/KC) |
CI calc= 0.021 (Excellent) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2039,KPDmeas= 0.2086,KC= 0.2082 Ncalc = 1.62 - 1.65 Biaxial (-), a=1.613-1.628, b=1.627-1.644, g=1.638-1.655, bire=0.0250-0.0270, 2V(Calc)=78-82, 2V(Meas)=84-73. Dispersion r < v. |
very pale yellow, colorless, pale brown, or light green. |
greenish yellow, pale yellow green, pale brown, or bluish green. |
pale green, green, dark green, or pale bluish green. |
| Calculated Properties of ActinoliteBulk Density (Electron Density)=3.02 gm/cc |
note: Specific Gravity of Actinolite =3.04 gm/cc. Fermion Index = 0.02 |
Boson Index = 0.98 PEActinolite = 4.88 barns/electron |
U=PEActinolite x rElectron Density= 14.73 barns/cc. GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Actinolite is Not Radioactive | Actinolite Classification66.01.03a.02 (66)Inosilicate Double-Width Unbranched Chains, W=2 |
|
(66.01)with P=2 amphibole configuration |
|
(66.01.03a)Group 2, the calcic amphiboles |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
09.DE.10 09 - SILICATES (Germanates) |
|
09.D - Inosilicates* Structural terminology according to Liebau (1985) |
|
09.DE -Inosilicates with 2-periodic double chains, Si4O11; amphibole family |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Other Actinolite InformationNAME( Sinkankas66) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Heinrich65) |
Links to other databases for Actinolite : |
1 - Alkali-Nuts(English) 2 - Alkali-Nuts(Francais) 3 - Am. Min. Crystal Structure Database 4 - Athena 5 - CalTech Mineral Spectroscopy 6 - EUROmin Project 7 - Ecole des Mines de Paris 8 - Franklin Minerals(Dunn) 9 - Franklin Minerals(Palache) 10 - Glendale Community College 11 - Google Images 12 - Google Scholar 13 - Handbook of Mineralogy (MinSocAm) 14 - Handbook of Mineralogy (UofA) 15 - HyperPhysics 16 - MinDAT 17 - MinMax(Deutsch) 18 - MinMax(English) 19 - Mineral and Gemstone Kingdom 20 - Mineralienatlas (Deutsch) 21 - QUT Mineral Atlas 22 - Ruff.Info 23 - Scandinavian mineral gallery 24 - Thin Sections - Brock University 25 - WWW-MINCRYST 26 - YupRocks Search for Actinolite using: Visit our Advertisers for Actinolite : AA Mineral SpecimensB & L Fine Minerals Crystalarium.com Dan Weinrich Fine Minerals Dan Weinrich Auctions Dakota Matrix Desert Winds Gems and Minerals Excalibur Minerals Exceptional Minerals Fabre Minerals Heliodor John Betts Fine Minerals Mason's Minerals Mineral News Mineral of the Month Club Wrights Rock Shop Translate Actinolite Mineral Data : Ask about Actinolite here : Print or Cut-and-Paste your Actinolite Specimen Label here :
| |
|
| | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||