The type name should be CIQAddress3.0InstanceType.
The namespace should be http://cybox.mitre.org/extensions/Address#CIQAddress3.0-1 (from the targetNamespace defined in the schema file (though perhaps it should be Location instead of Address, given the name of the extension).
The URL should be: http://cybox.mitre.org/XMLSchema/extensions/location/ciq_address_3.0/1.0/ciq_address_3.0.xsd
This line appears 5 times: 3 in core ([1] [2] [3]) and twice in common ([1] [2]):