Sentence examples for old mineral from inspiring English sources

You start off with a back-room operation: a donkey pump, a water tank, a gas-burner, a filter and a pile of old mineral water bottles.

You'll be riding on old mineral tramways that afford stunning views over active mines and flooded quarries; at times the landscape appears almost lunar.

With a striking engine house and mining chimney at its heart, this old mineral tramway site is steeped in history; but what kids get excited about – as well as the trains – is the crazy golf, brick-path maze, electric cars and boating lake.

And a couple of jars for cleaning up with mineral spirits (AKA paint thinner) and for re-using the old mineral spirits.

As discussed above, the total number of minerals present in the rock is controlled by the Gibbs phase rule, and the addition of new minerals generally results from the breakdown of old minerals.

Natural elements that are still radioactive today produce daughter products at a very slow rate; hence, it is easy to date very old minerals but difficult to obtain the age of those formed in the recent geologic past.

According to the laws of radioactive transformation, in very old minerals a state of equilibrium is attained where the ratio of the number of the atoms of the different substances is equal to the ratio of their average life.

The coal industry is one of the oldest mineral extraction industries, centred on the restructured Tqibuli mines.

The oldest minerals are the aforementioned grains of zircon, which were found in the Jack Hills of Australia.

The ratio radium/uranium is about 3.40 X 10-7 in the older minerals; accordingly we cannot expect to find a mineral containing a high proportion of radium.

The radiometric dating of meteorites revealed that the Earth, like other bodies of the solar system, is about 4,600,000,000 years old, the oldest minerals (detrital zircons of Western Australia) are 4,400,000,000 to 4,100,000,000 years old, and the oldest rocks discovered so far (the faux amphibolites located on the eastern shore of Hudson Bay in Canada) formed roughly 4,280,000,000 years ago.