Silification Geology (OPALS) with Patrice Rey
Ologies with Alie Ward

Silification Geology (OPALS) with Patrice Rey

C1AdvancedSeptember 30, 20261 hr 12 min

Gems of lightning and shadows. Rainbow fossils. Underground tunnel homes. Mysterious sedimentary origins. Aboriginal dreamtime stories. Armored snails. Questionable song lyrics. It’s opals, folks. And world expert geophysicist and University of Sydney professor Dr. Patrice Rey is here to talk about why he left France to explore the geological mysteries of the Outback. Should you get an opal engagement ring? Can they get wet? What’s the difference between an Australian and Ethiopian opal? What was one doing in a Kenyan cave 3000 years ago? What’s a Kyoto Opal vs. opalite? And why was your great grandma named Opal? ...

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C1 · Advanced

Fast, dense and idiomatic

A1 33%A2 36%B1 21%B2 8%C1 2%
  • 90% of the words are B1 or easier.
  • 151 words a minute: a natural pace.
  • 291 harder words (B2 and up) in the whole episode.

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0:00

Oh, hey, it's the woman at Costco testing out a hammock, Ellie Ward. And this one is for October babies, anyone who has ever met an October baby too,

0:10

which is all of you, because the stone of the month for October is flashy, dazzling, forever young, and fragile. What are opals? Why are they so weird?

0:21

What are they made of? Let's dig into it with a geoscientist and a geophysicist. And yes, world expert on opals,

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