Rocks - the ultimate time travel
More than just rocks
By Malcolm McInerney
At times during our
trip to the Top End I heard some quizzical comments about my infatuation with
rocks. Yes, they are rarely seen by most as something to dote upon, but they do
stimulate the imagination in terms of time and please the eye in regard to
beauty.
With many others, one
of the highlights of the trip for me was the boat trip in Katherine Gorge.
Although at other times on the trip we saw some wonderful landscapes, the
experience of floating past ancient rocks of such grandeur was awe-inspiring.
Not only because they looked so beautiful but also because they told an amazing
story. A story of time beyond our comprehension, and there we were in 2021
admiring them in all their glory. Their story involved being laid down in an
ancient sea 1650 million years ago (get your head around that), then
consolidated and hardened over millions of years, before being cut into by what
we now call the Katherine River. As we travelled through the Katherine Gorge, the
layers, shapes and colours of these sandstone rocks were something to admire whilst
thinking about the time involved in them
being exposed. Hard crystalline rocks
like these erode so slowly and probably have not changed at all since Europeans
arrived in Australia 233 years ago, and here we were in deep ravines hundreds
of metres high. How long did that take? Again, a time scale beyond our
comprehension.
The reason I chose the
photograph of the students in Katherine Gorge and not the rocks themselves is
that the smiling faces may indicate that the experience turned some of you onto
the awe and wonder of rocks by visiting such a place. I certainly enjoyed
seeing you all rubbing your stone at the Zebra Stone Centre with such interest
and vigour. Whilst some of you already
appreciated rocks and geology, I hope the trip helped the rest of you to see
that rocks have a story to know and a beauty to appreciate.
Regardless of your
perception of rocks, you were a wonderful group to travel with and always
showed a keen desire to listen, learn, think and reflect on what you saw and
experienced at all the places we visited. Thank you for making this one of the
most memorable Premier’s Anzac Spirit School Prize study tours that we have
had.
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