은석암하단 첫바위 공간데이터 POINT(127.030160555 37.694257678) Eunseogam Bottom 은석암하단 첫바위 <gml:Point> <gml:coordinates> 127.03016055500007,37.69425767800004,0.0 </gml:coordinates> </gml:Point> Eunseogam Bottom Spatial Data RDF description of Eunseogam Bottom Spatial Data