[
    {
        "property-id" "tag:staff@noreply.openkim.org,2014-05-21:property/elastic-constants-isothermal-cubic-crystal-npt" 
        "instance-id" 1 
        "short-name" {
            "source-value" [
                "diamond"
            ]
        } 
        "species" {
            "source-value" [
                "Rb" 
                "Rb" 
                "Rb" 
                "Rb" 
                "Rb" 
                "Rb" 
                "Rb" 
                "Rb"
            ]
        } 
        "a" {
            "source-value" 11.02325795590877 
            "source-unit" "angstrom" 
            "si-unit" "m" 
            "si-value" 1.102325795590877e-09
        } 
        "basis-atom-coordinates" {
            "source-value" [
                [
                    0.0 
                    0.0 
                    0.0
                ] 
                [
                    0.25 
                    0.25 
                    0.25
                ] 
                [
                    0.0 
                    0.5 
                    0.5
                ] 
                [
                    0.25 
                    0.75 
                    0.75
                ] 
                [
                    0.5 
                    0.0 
                    0.5
                ] 
                [
                    0.75 
                    0.25 
                    0.75
                ] 
                [
                    0.5 
                    0.5 
                    0.0
                ] 
                [
                    0.75 
                    0.75 
                    0.25
                ]
            ]
        } 
        "space-group" {
            "source-value" "Fd-3m"
        } 
        "temperature" {
            "source-value" 0 
            "source-unit" "K" 
            "si-unit" "K" 
            "si-value" 0.0
        } 
        "cauchy-stress" {
            "source-value" [
                0 
                0 
                0 
                0 
                0 
                0
            ] 
            "source-unit" "GPa" 
            "si-unit" "kg / m s^2" 
            "si-value" [
                0.0 
                0.0 
                0.0 
                0.0 
                0.0 
                0.0
            ]
        } 
        "c11" {
            "source-value" 0.8428373632909016 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.007335930724809525 
            "si-unit" "kg / m s^2" 
            "si-value" 842837363.2909017
        } 
        "c12" {
            "source-value" 0.8428391689206215 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.005187286361827559 
            "si-unit" "kg / m s^2" 
            "si-value" 842839168.9206215
        } 
        "c44" {
            "source-value" 8.905815899557079e-06 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.001833982681202038 
            "si-unit" "kg / m s^2" 
            "si-value" 8905.81589955708
        } 
        "excess" {
            "source-value" 2.9155404942163238e-06 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.0025936431809132944 
            "si-unit" "kg / m s^2" 
            "si-value" 2915.540494216324
        }
    } 
    {
        "property-id" "tag:staff@noreply.openkim.org,2014-04-15:property/bulk-modulus-isothermal-cubic-crystal-npt" 
        "instance-id" 2 
        "short-name" {
            "source-value" [
                "diamond"
            ]
        } 
        "species" {
            "source-value" [
                "Rb" 
                "Rb" 
                "Rb" 
                "Rb" 
                "Rb" 
                "Rb" 
                "Rb" 
                "Rb"
            ]
        } 
        "a" {
            "source-value" 11.02325795590877 
            "source-unit" "angstrom" 
            "si-unit" "m" 
            "si-value" 1.102325795590877e-09
        } 
        "basis-atom-coordinates" {
            "source-value" [
                [
                    0.0 
                    0.0 
                    0.0
                ] 
                [
                    0.25 
                    0.25 
                    0.25
                ] 
                [
                    0.0 
                    0.5 
                    0.5
                ] 
                [
                    0.25 
                    0.75 
                    0.75
                ] 
                [
                    0.5 
                    0.0 
                    0.5
                ] 
                [
                    0.75 
                    0.25 
                    0.75
                ] 
                [
                    0.5 
                    0.5 
                    0.0
                ] 
                [
                    0.75 
                    0.75 
                    0.25
                ]
            ]
        } 
        "space-group" {
            "source-value" "Fd-3m"
        } 
        "temperature" {
            "source-value" 0 
            "source-unit" "K" 
            "si-unit" "K" 
            "si-value" 0.0
        } 
        "cauchy-stress" {
            "source-value" [
                0 
                0 
                0 
                0 
                0 
                0
            ] 
            "source-unit" "GPa" 
            "si-unit" "kg / m s^2" 
            "si-value" [
                0.0 
                0.0 
                0.0 
                0.0 
                0.0 
                0.0
            ]
        } 
        "isothermal-bulk-modulus" {
            "source-value" 0.8428385670440482 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.0042354015787252255 
            "si-unit" "kg / m s^2" 
            "si-value" 842838567.0440482
        }
    }
]