Zirconolite (Ca,Y)Zr(Ti,Mg,Al)2 O7 IMA symbol: Zrc redefined
Zirconolite is an oxide or hydroxide mineral with the formula (Ca,Y)Zr(Ti,Mg,Al)2O7, crystallizing in the orthorhombic system. It has a calculated density of 4.448 g/cm3.
Crystallography Crystal system orthorhombic crystal systemWikidata (CC0) Space group C 1 2/c 1 Cell (Å, °) a = 12.443024, b = 7.272901, c = 11.380867; α = 90, β = 100.564, γ = 90 Cell volume 1012.47 ų, Z = 4 Axial ratios 1.7109:1:1.5648calculated from COD 9016894 Source structure COD 9016894 (American Mineralogist, 2012) — 1 of 4 structures
Powder X-ray diffraction (calculated) 2θ (degrees, Cu Kα1) I/I₀ (max 100) d (Å) 2.94 2.918 2.797 1.801 1.744 2.514 I/I₀ 100 50.7 41.2 36.5 24.4 19
xrd-v1: CuKa1 1.5406A, 2theta 5-90, top10, Imax=100, no DW/PO. Computed from COD 9016894; idealized occupancies, no preferred orientation.
Physical properties Density (calculated) 4.448 g/cm³calculated from COD 9016894
Classification Nickel-Strunz (10th) 4.DH.30Wikidata (CC0) Nickel-Strunz (9th) 4.DH.30Wikidata (CC0) Dana (8th) 8.2.5.5Wikidata (CC0)
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