Commodity Code

iron

http://resource.geosciml.org/classifier/cgi/commodity-code/iron

definition Iron is a chemical element with the symbol Fe and atomic number 26. It is a metal in the first transition series. It is by mass the most common element on Earth, forming much of Earth's outer and inner core. It is the fourth most common element in the Earth's crust. more like this
notation
02.01.04.2 more like this
Fe more like this
source http://en.wikipedia.org/wiki/Iron more like this
type
Resource
Concept
broader ferrous metal
narrower iron
in scheme commodity code
is primary topic of iron