ye'elimite

Also known as IMA1984-052, Yeelimit

'''Ye'elimite''' is the naturally occurring form of anhydrous calcium sulfoaluminate, . It gets its name from Har Ye'elim in Israel in the Hatrurim Basin west of the Dead Sea where it was first found in nature by Shulamit Gross, an Israeli mineralogist and geologist who studied the Hatrurim Formation.

Key facts

Mineral.name: Ye'elimite
Mineral.image: Ye'elimite, Hydroxylellestadite, Anhydrite - Ronneburg, Thuringia.jpg
Mineral.imagesize: 260px
Mineral.caption: Ye'elimite (white) intergrown with Hydroxylellestadite (reddish-brown) in grey Anhydrite from Ronneburg, Thuringia, Germany (Picture size 6 mm)
Mineral.category: Sulfate mineral
Mineral.IMAsymbol: Ye
Mineral.strunz: 7.BC.15
Mineral.system: Isometric
Mineral.class: Gyroidal (432) H-M symbol: (432)
Mineral.symmetry: I4132
Mineral.unit cell: a = 18.392 Å; Z = 16
Mineral.color: White, gray

via Wikipedia infobox

Wikidata facts

Subclass of: sulfate mineral
Image: Ye'elimite, Hydroxylellestadite, Anhydrite - Ronneburg, Thuringia.jpg

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crystal system: cubic crystal system
Commons category: Ye'elimite
Nickel-Strunz '10th ed', review of (9th ed/ 2009 update): 7.BC.15
Nickel-Strunz 9th edition (updated 2009): 7.BC.15
IMA Mineral Symbol: Ye
chemical formula: Ca₄Al₆O₁₂(SO₄)

Sources (1)

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Encyclopedic overview

3 sections

Contents

Occurrence in cement
See also
References

The mineral is cubic, with 16 formula units per unit cell, and a cell dimension of 1.8392 nm, and is readily detected and quantified in mixtures by powder x-ray diffraction.

Excerpted from Wikipedia’s “ye'elimite” article, available under the CC BY-SA 4.0 licence.