Important Update News
The RRUFF Project has been migrated to RRUFF.net. Please update your bookmarks immediately, if you have not done so.
The data on this website is already three years out of date, and the entire website will be taken offline before the end of the year.
We are grateful to NASA for the funding of this effort.
|
|
Name: Ettringite RRUFF ID: R070208 Ideal Chemistry: Ca6Al2(SO4)3(OH)12·27H2O Locality: Hatrurim Formation, Negev Desert, West of Dead Sea, southern Israel Source: Michael Scott S100454 [view label] Owner: RRUFF Description: Canary yellow to colorless prismatic and tabular hexagonal crystals associated with colorless afwillite, R070296. Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
| Mineral Group: [ Ettringite (6) ] | ||
| RAMAN SPECTRUM | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||
| BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||
| POWDER DIFFRACTION | |||||||
|---|---|---|---|---|---|---|---|
| RRUFF ID: | R070208.9 | ||||||
| Sample Description: | Single crystal, powder profile is calculated | ||||||
| Cell Refinement Output: |
a: 11.245(2)Å b: 11.245(2)Å c: 21.468(3)Å alpha: 90° beta: 90° gamma: 120° Volume: 2351.2(8)Å3 Crystal System: hexagonal |
||||||
|
|
||||||
| REFERENCES for Ettringite | |
|---|---|
|
American Mineralogist Crystal Structure Database Record: [view record] |
|
|
Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file] |
|
|
Lehmann J (1874) Über den Ettringit, ein neues Mineral, in Kalkeinschlüssen der Lava von Ettringen (Laacher Gebiet), Neues Jahrbuch für Mineralogie, Geologie und Palaontologie, 1874, 273-275 [view file] |
|
|
Bannister F A, Hey M H, Bernal J D (1936) Ettringite from Scawt Hill, Co. Antrim, Mineralogical Magazine, 24, 324-329 [view file] |
|
|
Fleischer M (1959) New mineral names, American Mineralogist, 44, 464-470 [view file] |
|
|
Murdoch J, Chalmers R A (1960) Ettringite (woodfordite) from Crestmore, California, American Mineralogist, 45, 1275-1278 [view file] |
|
|
International Mineralogical Association (1962) International Mineralogical Association: Commission on new minerals and mineral names, Mineralogical Magazine, 33, 260-263 [view file] |
|
|
Moore A, Taylor H F W (1968) Crystal structure of ettringite, Nature, 218, 1048-1049 |
|
|
Taylor H F W (1973) Crystal structures of some double hydroxide minerals, Mineralogical Magazine, 39, 377-389 [view file] |
|
|
Peacor D R, Dunn P J, Duggan M (1983) Sturmanite, a ferric iron, boron analogue of ettringite, The Canadian Mineralogist, 21, 705-709 [view file] |
|
|
Antao S M, Duane M J, Hassan I (2002) DTA, TG, and XRD studies of sturmanite and ettringite, The Canadian Mineralogist, 40, 1403-1409 [view file] |
|
|
Zhou Q, Lachowski E E, Glasser F P (2004) Metaettringite, a decomposition product of ettringite, Cement and Concrete Research, 34, 703-710 [view file] |
|
|
Goetz-Neunhoeffer F, Neubauer J (2006) Refined ettringite (Ca6Al2(SO4)3(OH)12·26H2O) structure for quantitative X-ray diffraction analysis, Powder Diffraction, 21, 4-11 |
|
|
Hartman M R, Berliner R (2006) Investigation of the structure of ettringite by time-of-flight neutron powder diffraction techniques, Cement and Concrete Research, 36, 364-370 |
|
|
Chukanov N V, Britvin S N, Van K V, Möckel S, Zadov A E (2012) Kottenheimite, Ca3Si(OH)6(SO4)2·12H2O, a new member of the ettringite group from the Eifel area, Germany, The Canadian Mineralogist, 50, 55-63 [view file] |
|
|
Chukanov N V, Kasatkin A V, Zubkova N V, Britvin S N, Pautov L A, Pekov I V, Varlamov D A, Bychkova Y V, Loskutov A B, Novgorodova E A (2016) Tatarinovite Ca3Al(SO4)[B(OH)4](OH)6·12H2O, a new ettringite-group mineral from the Bazhenovskoe Deposit, Middle Urals, Russia, and its crystal structure, Geology of Ore Deposits, 58, 653-665 [view file] |
|
|
Geng G, Myers R J, Kilcoyne A L D, Ha J, Monteiro P J M (2017) Ca L2,3-edge near edge X-ray absorption fine structure of tricalcium aluminate, gypsum, and calcium (sulfo)aluminate hydrates, American Mineralogist, 102, 900-908 |
|
|
Gatta G D, Hålenius U, Bosi F, Cañadillas-Delgado L, Fernandez-Diaz M T (2019) Minerals in cement chemistry: A single-crystal neutron diffraction study of ettringite, Ca6Al2(SO4)3(OH)12ยท27H2O, American Mineralogist, 104, 73-78 [view file] |
|
|
Markl G, Keim M F, Bayerl R (2019) Unusual mineral diversity in hydrothermal vein-type deposit: The Clara mine, SW Germany, as a type example, The Canadian Mineralogist, 57, 427-456 |
|
|
|