You can also try the following:
$esxcli= Get-EsxCli -VMHost $esxihost
$esxcli.storage.vmfs.extent.list() | ?{($_.DeviceName -like "naa.6000*")} | Sort Device | Select DeviceName, VolumeName
where $esxihost is your host name. Replace "naa.6000*" with your device identifier.