Why Are There Volcanoes And Obsidian At California's Salton Sea?
Ғылым және технология
Explore Obsidian Butte on the shores of California's largest water body, the Salton Sea, with geology professor Shawn Willsey. Learn why volcanoes exist there, how the land can be both below sea level and have high mountains, and how obsidian formed in this location. GPS location: 33.17126, -115.63763
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Shawn Willsey
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@user-fu6yu3jj7w
4 ай бұрын
I'm watching your video now sir but I am genuinely wondering how did you get the link you've posted to work?? I ask this because KZread doesn't allow links posted to work anymore allegedly due to scammers and hackers so Google says! I honestly don't think it's due to that at all and more due to links take people away from KZread and less people here on KZread then there's less people watching their ads! Less people watching ads means less money they make! Idk maybe I'm wrong but I seriously don't think so! There are some links that slip through and work like yours does but not very many at all! Even old links have altogether for the most part been disabled as well! If you could please get back to me I'd really appreciate it please and thank you!
@saffronskies333
Ай бұрын
it used to be the best place to go fishing... Corvina fish. ...they make great ceviche...
You often joke about your drawings, but they are VERY helpful. Thank you.
@MyMemphisable
4 ай бұрын
I love the cartoon diagrams too! I pause and study them for a few minutes. They're really helpful.
@marknovak2413
4 ай бұрын
@@MyMemphisable Geologic mapping itself is an exercise in cartoon-drawing.
@JNosewicz7569
4 ай бұрын
I agree! 💯
@jeebusk
4 ай бұрын
I don't care about geology, I'm just here for the drawings :)
@JNosewicz7569
4 ай бұрын
@@jeebusk set up some merch😉
Outstanding Shawn. I learned a lot. I appreciate your organization and the cartoons. “Tell them what you are going to tell them, tell them, then tell them what you told them."
@sonjo2419
4 ай бұрын
My feelings exactly. Just not able to express it so well😎
@lotharschiese8559
3 ай бұрын
@@sonjo2419 Supercalifragilisticexpialidocious! Eh?
Your diagram in this video tells me so much more than just seeing maps of faults. Never knew there are divergent plate boundaries through there…thanks!
The releasing and restraining bends were really interesting. I've heard that plate tectonics is a pretty recent science (1960s), and this discussion made me wonder how the details were worked out. Imagine being the guy that figured out the mountains over yonder were formed by the same fault movement as the volcano over here. Just a right turn vs. a left turn.
Hiking Joshua Tree countless weekends sparked my interest in geology decades ago. Only now, the pieces of the puzzle are revealing themselves. Standing atop San Jacinto Peak, you get a sense of the magnitude of forces at work throughout this area. I always wanted to know the geological story. Thanks for your help. The diagrams are indispensable. Thanks for the time you put into them.👍
Anywhere I have moved to in my 71 years, I had a burning desire to learn of my local geology and how it came to be!
This was very informative. I grew up in El Centro, and experienced several large earthquakes on the Imperial fault. It’s always great to learn more about the Valley geology. Thank you
@mindysdad3110
4 ай бұрын
I vividly recall the earthquake swarms there in the early '80's. I was living in Imperial at the time and there was quite a bit of damage to the old downtown buildings. Aside from that; Professor Jay Van Werloff of IVC brought attention to the mini volcanoes (mudpots)of Salton Sea years ago; he was passionate about the local geology and anthropology.
@user-zq3iz3zn5m
3 ай бұрын
I was supervisor on a drilling rig at the southern end of Salton Sea in the 80s. On our days off, we would explore the out cropping and come back with chuncks of obsidian larger than 1 cu. ft. On the border, we would find very tall outcroppings in the Anza Borrego with some pretty good garnets. Some private jewelers would pay 50 to 100 bucks a piece for the best ones. The desert Want a wonder filled environment.
@susancuenin2137
3 ай бұрын
Lived in the Imperial Valley for several years and we had earthquakes when the weather changed from cool to hot and back again. Pretty amazing area, geologically.
@user-zq3iz3zn5m
3 ай бұрын
@@susancuenin2137 Yes miss. And hot is hot. Below sea level. Takes really different and hearty folks not only to live in the desert but to love it as well.
@Philip-gn8wx
19 күн бұрын
😉@@mindysdad3110
The map you made is very helpful..and then to actually see the physical look of the rocks and terrain really helps geology be understandable.
Very nice discussion on how deflections of the strike slip faults can alternately create areas of extension and resulting basins or compression and resulting mountains. This is one of the areas of the western US that I haven’t had a chance to see first hand and I know little about. After this video, I know a little more. Thank you.
I lived in San Diego for 36 yrs, been to the Salton Sea as a kid, but never knew of Obsidian Butte. What a cool place! When I was rockhounding in Oregon, I got some nice specimens in Davis Creek in Northeastern California, along with Sunstones near Plush Or, and Opal in the Virgin Valley near Denio Nv. I'm the guy that lives 18 miles from Taal Volcano Philippines. Miss the rockhounding sites of the Western US. Thanks for the video's and their insight into Mother Nature's impact on the Earth. 👍💖
@jdcaldwell5088
3 ай бұрын
The old timers called that area black rock. When the water was up to the rocks. Was Great fishing area for corvina, croaker, sargo fish. Because the water warmer in the winter & spring from heat bubbling up from underneath.
The geological features of Southern California are rather unique and you took great time in explaning why things are the way they are there Shawn. And I thought this place was a dead zone of activity. It is very much not so. Another YT'er was here exploring and there were huge piles of pure unweathered Obsidian where she was. Was amazing seeing both views of roughly the same kind of geology out in what looks like the middle of nowhere. Thanks again for this cool visit.
Found many pieces of knapped obsidian and arrowheads in the Poway Valley area of San Diego County... Was told by 'experts' that the obsidian came from the desert tribes who traded with coastal tribes. Now I know where they got it! Thanks!
@lotharschiese8559
3 ай бұрын
Eggzactimatly!
Oh filling great gaps in my knowledge and understanding . Thank you so much.
I love the Salton Sea! Lots of history with a storied past! Please do another video on it!
Thanks!
@shawnwillsey
4 ай бұрын
Thank you kindly for supporting these educational videos.
Cheers Shawn, Nice video and Great information, JH 🙏🏻✌🏻
the developing "divergent plate boundary" discussion with its volcanism was eye-opening to me... never heard that before. thanks.
Finally I understand how normal and reverse faults develop from transform faults! Thank you!
Great content, Shawn. I learned so much. I'm forever confused by the different types of faults. Hybrid faults are even worse. But your "art" really made it easy to understand. I was born and raised in Southern California. At 22, my young family was uprooted to Kansas and decades later, I'm still in Kansas. It wasn't until about 10 years ago that I even heard the name, Salton Sea. Crazy, right? It's really cool to be able to add some geological history to such a weird place. Thanks, for taking the time to teach this 50something year old in an easily digestible format.
I watch you and Myron Cook as much as I can, especially since you each look at geology in a different way and it helps round out my education. I love learning about why there are outcroppings, how they evolved, the underlying and obvious. Welll, just everything. Thank you. And your sketches help a Great deal.
So interesting! You are a great teacher. Especially your explanations about the faults. When I last went to that area it was to bird watch. (Tilapia bones, fish were dying all around the shore) Thank you so much!
Thank you for that nice video. I haven’t been to that particular spot so I watched with interest. Since you are a geologist, you understood the geology there quickly. As I am not a geologist, it has taken me years to understand this wonderful area. Every time I get to drive through or visit that area I learn a little bit more about it.
Great video. I can now say I have walked over some of the same geological area as you have. My son lived in San Diego for 8 years and while on a trip to see him and family, we made a road trip to Obsidian Butte at the Salton Sea. I actually mailed about 50lbs of rock and obsidian samples back to North Carolina by the USPS for $38. Was cheaper than a $50 airplane carry on bag. Keep exploring and learning my Friend.
@Anne5440_
4 ай бұрын
Did you knap it?
@jayculp7530
4 ай бұрын
No, I don't do any knapping. I use rocks in a geology/rock presentation I do for Elementary age school kids on a routine basis. I'm just a RockHound that shares the things that God created.
@Anne5440_
4 ай бұрын
@jayculp7530 That is wonderful! By far, a more important use of the rocks.
@jayculp7530
4 ай бұрын
I actually did a Presentation yesterday for 15 adult Special Needs students at a local Community College.
@Anne5440_
4 ай бұрын
@jayculp7530 As a retired sp Ed teacher I am delighted by this.
Another great explanation Shawn, Thank You, You can't live in California without appreciating the varying Geology that surrounds you!
I've been playing my whole life and working as a land surveyor off and on in the Imperial Valley for 30+ years. This was such a great description of what is going on in that area and was at a perfect level for a land surveyor to understand why our geodetic control is so challenging there. I'm going to share it with our younger surveyors. I kind of knew most of this stuff but you really put it all together just the right way.
@shawnwillsey
4 ай бұрын
Thanks so much.
Love your maps and explanations of this fascinating area. Thanks for the education and keep up the great work Shawn!
Professor, thank you so much! I am getting more interested in earth sciences, with quakes, volcanoes, tectonics and your channel has helped me much.
I'm loving these road trips! You are fascinating!
Wow! This video is loaded good information! A great combination of field trip exposure and classroom lecture is showcased. Thanks for the effort!
Very well explained and demonstrated. You have wonderful teaching skills.
Really enjoy these educational videos. You project well and are easy to understand and follow. Very appreciated. Thank you.
Wow, so informative! I'm a lifelong California hiker, scientist and amateur geology enthusiast, and I learned a TON from this video. Thanks!
@shawnwillsey
16 күн бұрын
Glad it was helpful!
Thank you for another fascinating video. Your teaching style makes it easy to understand.
Another fun episode. Gotta get there sometime soon. I'm one of those who are enthralled with obsidian. Fun stuff!
This video is beautiful with the light patterns on the rock
Wish I had seen this before my recent road trip through this area. Very informative.
you're so good at explaining things and using visuals concisely!!! there is zero reason i need to know any of this either, i just really really really love geology esp of the west coast
Great video. Such a complex and interesting tectonic setting. Nice diagram and explanation. Love that Pumice and Obsidian mix.
I shared this video with my son. I used to live at Salton Sea so I perked up when I saw the title. He thought it was so interesting he took his 11-year-old daughter out on a weekend trip from San Diego to see area. Thanks so much for the great info!
My daughter and I used to go to the Salton sea. Beautiful place but spooky. I didn't know about the obsidian butte or we would have gone there. I find your videos very interesting even if I can't understand half of what you are talking about.
Great explanation of this geological area. I live about 30 miles away and was curious of this very thing. Thanks for your insights.
As a new resident of the area, thank you for the great info!
I've wondered about this area for years. Thank you very much!!!
Cracking open and seeing that bright shiney obsidian was just lovely.
Thanks Shawn. Definitely on my "must visit' list.
A great video in an amazing location! Your diagrams, artfully held in place by cool rocks, 😊 made the complexities much more understandable. Never apologize for your hand-drawing ever again! There’s so much to learn about the Salton Sea area, and I hope you’ll make that extra video about it. Living in Minnesota, I hadn’t heard much about that area. Now I want to know a lot more. Thank you SO MUCH!!!
Thanks for this video! Another good one. Net time you are down there, consider hiking spectacular Painted Canyon, just about 60 miles north of Salton Buttes, northeast of the north shore of the Salton Sea. Visible offsets on faults in young sediments (Pleistocene, Pliocene) and old metamorphic rocks (Proterozoic), flash flood deposits, slot canyons, seasonal wild flowers, and more. Outcrops there illustrate most of a geology 101 course!
BRAVO ZULU! Excellent commentary and such useful information. Cheers from JT.
Great video and an incredible place. Thanks for the view through a geologists eye! Fascinating!
I've read (Economic Geology (1967) 62 (3): 316-330) that one geothermal well there produced 2 to 3 tons/month of siliceous scale that was 20% copper and 6% silver. The ore minerals present included bornite, digenite, chalcopyrite, chalcocite, stromeyerite (AgCuS), and native silver. This could be considered a model for the formation of ore bodies.
Thank you so much for the diagrams (cartoons). They help me so much more than any map of the area!! I'd love for a more detailed description of the Salton Sea. Great video!!
Neat find, I love when man documents Gods work and ponders how he did it🎉
One of your better ones Shawn, LOVE IT!!
Great job explaining the Plate Boundaries and their implications! Thx!
Excellent video. Thanks for posting.
Great video with wonderful hand-drawn graphics!
So beautiful the volcanic dynamics .
Excellent description and diagrams, really easy to understand thank you so much, I too am learning so much. Watching you climb over the rocks brings it all alive.😊
Enjoyed the very informative video & helpful diagrams!
Great explanations of the geologic processes that have happened and continue to happen in this region. I live near this area and I really appreciate the detail you went into. Thank you for making your way down to Southern California and doing some exploring around here!
I'm 59 yrs old , and realizing I should have been a geologist. I'm fascinated with this stuff!
Very well presented and illustrated. You are teacher who enjoys his work and makes it interesting for your students/viewers. Keep going, and thank you for your time and energy !!! ⚒️
that's so cool. i had no idea we had volcanoes in that area. i'm fascinated by our little ecological nightmare and appreciate you sharing your expertise
I love these videos! Thanks for sharing! 😊
Thank you Shawn, I wish I had more geology background on the visits that I have made to the Salton Sea in the past. What drew me to it was the biology history of it and in particular the beaches composed of fish bones! Quite a sight to see and when the wind was right, to smell. I guess that the Colorado River deposits account for all of the rich farmland in the Imperial Valley.
Wow! That was a great explanation of the area. You put it into a whole new perspective for me.
Fantastic episode Shawn. Just a short drive from my place. Definitely on my "must visit" bucket list. Thank you!
I just "stumbled" upon this video and loved it! Im hooked!!! Wanna see more!
Totally awesome, Shawn...
Enjoyed the video and liked the way everything was explained.
Good work Sir. Learned a lot from you. Thx.
Thank you so much, Professor!! It was a great outside classroom experience, and I learned so much with all your nice explanations and very helpful diagrams and drawnings! Make me want to learn more and more about Geology!
Thanks. So much Shawn for your excellent explanation of what’s going on geologically around Yuma, Arizona. Keep them coming
Fascinating and enlightening. Thank you.
Really excellent episode
Enjoyed your video about the geology of the Salton Sea. You inspired me to make a trip out there.
Love your very clear explanation
Excellent show…Thank you Shawn!
Thank you! Wonderful video.
Great summary. Love those rhyolites. Thanks for highlighting the spherulites in the obsidian. Keep up the great work. Rock on!
Thank you so much! Love seeing it and hearing about the area!
Grew up in the San Bernardino mountains, & have had quite a few questions answered in this video that I have had swirling in my head for years! Grew up in Lytle Creek to be exact. ❤
@brucelytle1144
4 ай бұрын
I wish I knew more of where that name came from!
Thankyou shawn, what a fantastic vid really enjoyed it 👍
Thanks Shawn.. Seeing and learning makes me want to go visit all the geology. Hopefully I can remember. 😎
thank you, great video from the field
I've lived in Southern California all my life ( I'm now a senior) and have always been fascinated with it's topography. Thank you for connecting a lot of dots for me I never knew about. The California desert is one of the few places in the world where you can climb to the top of a hill or mountain, look out, and actually still see how the ancient land was formed. The vastness of it and the powerful forces that created it is quite overwhelming.
Thank you for this vlog. Amazing! I know there is much more to learn about the Salton Sea.
Thank you for this video I learned a lot from you. You definitely clarified things I didn't know I was missing until now hope you make more...
Nice, hands on great explanation. Thank you.
Another well explained educational video. I love them.
Great presentation
There is a massive amount of geologic history surrounding the Coachella Valley. Excellent video and enjoyable to learn from.
Thank you for a great explanation!
I live right next to the Transverse range. Thank you for your explanation of why they are there.
Great explanation, thanks! I was out there last summer and collected some really nice samples of obsidian.
I love ❤geology and you too professor👨🏫 🤜
Wow. So cool. Thanks professor. I really enjoy your classes. I really learn a lot.
Fantastic content,very very interesting thank you
Very interesting, I would definitely enjoy your lectures.