[Rockhounds] chrysocolla vein in abandoned mine
Glen Miller
miller3987 at gmail.com
Sun Mar 7 15:03:17 PST 2021
Brian, thanks for telling about the Youtube vids around 29 Palms. I was
surprised that he called the blue
as azurite, when it is chrysocolla. The explorations he shows are
fascinating. Saves me wanting to get
down in those holes.
Glen Miller
On Sun, Mar 7, 2021 at 1:07 PM J Bryan Kramer <codeburner at gmail.com> wrote:
> Interesting video, these guys are exploring abandoned mines, in this case
> around 29 palms California. The one this was shot in has a bright blue
> chrysocolla vein 6 or 8 inches (20 cm) wide. Jump to the 33 minute or so
> point for a cl;ose look ay it:
>
> <https://www.youtube.com/watch?v=_HPbraYhF4Q>
>
> Thought some of you would be interested.
>
> BK
>
> ““There exists a law…inborn of our hearts…by natural intuition. … If our
> lives are endangered by plots or violence or armed robbers or enemies, any
> and every method of protecting ourselves is morally right.””
> Cicero
>
> J Bryan Krämer North Florida, USA
> photos at: http://pbase.com/photoburner
>
>
> On Fri, Mar 5, 2021 at 6:39 PM Kreigh Tomaszewski <kreigh at gmail.com>
> wrote:
>
> > Volcanoes in southwestern Iceland have been quiet for 800 years, but the
> > period of rest may soon be over: More than 18,000 earthquakes have shaken
> > the area in just over a week, leading scientists to believe that an
> > eruption could be imminent.
> >
> > Geophysicists and volcanologists say the quakes are the culmination of
> over
> > a year of intense seismic activity, and although most of the tremors have
> > lasted a few seconds, with light shaking, they have rattled residents in
> > the capital, Reykjavik, just 20 miles north of the Reykjanes Peninsula
> > where they have occurred.
> >
> > “People in Reykjavik are waking up with an earthquake, others go to sleep
> > with an earthquake,” said Thorvaldur Thordarson, a professor of
> volcanology
> > at the University of Iceland. “There’s a lot of them, and that worries
> > people, but there’s nothing to worry about, the world is not going to
> > collapse.”
> >
> > Earthquakes are common in Iceland because it straddles two of the Earth’s
> > tectonic plates, the North American and Eurasian, which are divided by an
> > undersea mountain chain, the Mid-Atlantic Ridge. The ridge oozes molten
> hot
> > rock, or magma, from deeper in the Earth, forcing the plates to spread
> > apart and causing quakes on the island.
> >
> > Most of the quakes, however, are small and occur far from Reykjavik and
> the
> > surrounding areas, where a majority of Iceland’s 368,000 residents live.
> > Dr. Pall Einarsson, a professor emeritus of geophysics at the University
> of
> > Iceland, said what usually fascinated scientists, was now riveting the
> tiny
> > nation.
> >
> >
> >
> https://www.nytimes.com/2021/03/04/world/europe/earthquakes-eruption-iceland.html
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> >
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