Calclacite

Ca(CH₃COO)Cl·₅H₂OIMA symbol: Calcgrandfathered

Calclacite is an organic mineral with the formula Ca(CH3COO)Cl·5H2O, crystallizing in the monoclinic system. It has a calculated density of 1.46 g/cm3.

Crystallography

Crystal system	monoclinic crystal systemWikidata (CC0)
Space group	P 1 21/c 1
Cell (Å, °)	a = 6.82, b = 13.72, c = 11.51; α = 90, β = 116.7, γ = 90
Cell volume	962.157 Å³, Z = 4
Axial ratios	0.4971:1:0.8389calculated from COD 9014043
Source structure	COD 9014043 (Periodico di Mineralogia, 1970)

Powder X-ray diffraction (calculated)

d (Å)	8.228	6.86	4.179	3.265	3.018	2.425
I/I₀	100	37.2	27.1	21.8	15.1	13.8

xrd-v1: CuKa1 1.5406A, 2theta 5-90, top10, Imax=100, no DW/PO. Computed from COD 9014043; idealized occupancies, no preferred orientation.

Physical properties

Density (calculated)	1.46 g/cm³calculated from COD 9014043

Chemistry (calculated)

Molecular weight	224.65 g/molcalculated from the IMA formula
Composition (wt%)	Ca 17.84%, C 10.69%, H 5.83%, O 49.85%, Cl 15.78%

Classification

Nickel-Strunz (10th)	10.AA.25Wikidata (CC0)
Nickel-Strunz (9th)	10.AA.25Wikidata (CC0)