{
    "property-id" "tag:staff@noreply.openkim.org,2014-04-15:property/structure-rhombohedral-crystal-npt"
    "instance-id" 1
    "space-group" {
        "source-value" "R-3m"
    }
    "basis-atom-coordinates" {
        "source-value" [
            [
                0
                0
                0
            ]
            [
                0.666667
                0.333333
                0.333333
            ]
            [
                0.333333
                0.666667
                0.666667
            ]
            [
                0
                0
                0.260435
            ]
            [
                0.666667
                0.333333
                0.593768
            ]
            [
                0.333333
                0.666667
                0.927101
            ]
            [
                0
                0
                0.739565
            ]
            [
                0.666667
                0.333333
                0.072899
            ]
            [
                0.333333
                0.666667
                0.406232
            ]
        ]
    }
    "species" {
        "source-value" [
            "Ni"
            "Ni"
            "Ni"
            "I"
            "I"
            "I"
            "I"
            "I"
            "I"
        ]
    }
    "cauchy-stress" {
        "source-value" [
            0
            0
            0
            0
            0
            0
        ]
        "source-unit" "GPa"
    }
    "temperature" {
        "source-value" 0
        "source-unit" "K"
    }
    "a" {
        "source-value" 3.94997731631
        "source-unit" "angstrom"
    }
    "alpha" {
        "source-value" 90
        "source-unit" "degree"
    }
}