Mineral Factbook

Fluor-liddicoatite

Ca(Li2Al)Al6(Si6O18)(BO3)3(OH)3FIMA symbol: Fldredefined

Fluor-liddicoatite is a silicate mineral with the formula Ca(Li2Al)Al6(Si6O18)(BO3)3(OH)3F, crystallizing in the trigonal system.

Photos

Fluor-liddicoatite specimen photo
Marie-Lan Taÿ Pamart · CC BY 4.0 · Commons
Fluor-liddicoatite specimen photo
Marie-Lan Taÿ Pamart · CC BY 4.0 · Commons
Fluor-liddicoatite specimen photo
Marie-Lan Taÿ Pamart · CC BY 4.0 · Commons
Fluor-liddicoatite specimen photo
Marie-Lan Taÿ Pamart · CC BY 4.0 · Commons

Crystallography

Crystal systemtrigonal crystal systemWikidata (CC0)
Space groupR 3 m :H
Cell (Å, °)a = 15.8307, b = 15.8307, c = 7.1013; α = 90, β = 90, γ = 120
Cell volume1541.23 ų, Z = 3
Source structureCOD 9014051 (The Canadian Mineralogist, 2011) — 1 of 49 structures

Physical properties

Chemistry (calculated)

Molecular weight945.78 g/molcalculated from the IMA formula
Composition (wt%)Ca 4.24%, Li 1.47%, Al 19.97%, Si 17.82%, O 50.75%, B 3.43%, H 0.32%, F 2.01%