Quetzalcoatlite

Cu₂+₃Zn₆Te₆+₂O₁₂(OH)₆·(Ag,Pb,܆)ClIMA symbol: Qzlapproved

Quetzalcoatlite is an oxide or hydroxide mineral with the formula Cu2+3Zn6Te6+2O12(OH)6·(Ag,Pb,܆)Cl, crystallizing in the trigonal system. It has a calculated density of 4.643 g/cm3.

Photos

Quetzalcoatlite specimen photo — Christian Rewitzer · CC BY-SA 3.0 · Commons

Crystallography

Crystal system	trigonal crystal systemWikidata (CC0)
Space group	P -3 1 m
Cell (Å, °)	a = 10.145, b = 10.145, c = 4.9925; α = 90, β = 90, γ = 120
Cell volume	444.993 Å³, Z = 1
Axial ratios	1.0000:1:0.4921calculated from COD 9002344
Source structure	COD 9002344 (American Mineralogist, 2000)

Powder X-ray diffraction (calculated)

d (Å)	2.765	8.786	1.779	4.341	2.536	5.072
I/I₀	100	46.2	40.6	39	33.4	24.9

xrd-v1: CuKa1 1.5406A, 2theta 5-90, top10, Imax=100, no DW/PO. Computed from COD 9002344; idealized occupancies, no preferred orientation.

Physical properties

Density (calculated)	4.643 g/cm³calculated from COD 9002344

Classification

Nickel-Strunz (10th)	4.FE.45Wikidata (CC0)
Nickel-Strunz (9th)	4.FE.45Wikidata (CC0)
Dana (8th)	34.6.3.1Wikidata (CC0)