how would qld govt calculate royalty for ucg?

Any ideas?

Ie how would they be able to tell the amount of coal burnt(mined).

How could they establish volume of gas mined?

In the 1890's Tesla demonstrated his "wireless Energy transmission". With $1.5 million backing from J.P. Morgan in the early 1900's to develop the system Tesla began construction. After great progress and construction of two emmitting towers Tesla required more funds for completion of the project.

However, when Morgan realised you could not meter and bill the electricity consumed he declined to invest any more capital in the venture...