#Microscopic Sand

The light color sand in the video is mostly composed of grains of quartz. These tiny bits of quartz usually come from inland granite rocks that have been eroded and carried to the coast by rivers. . It’s amazing how uniform the beach sand looks, yet when you view it under a microscope you can see so many other colors. I was researching the sand composition of the beach where I took this sample, and the other sand grain colors seem to be due to minerals such as feldspar, mica, magnetite, garnet, etc. . If you can identify the colorful sand grains in the video, let me know in the comments! I would especially love to know what type of mineral forms the very dark sand grains. . Anyway, looking at beach sand under the microscope is like looking at a bunch of microscopic jewels. It’s so mesmerizing! . This video was recorded at South Cape Beach State Park in Cape Cod, Massachusetts (USA). . For this video, I used a Leica ZOOM 200 stereoscope and an Olympus BX41 microscope at up to 100X magnification (with and without polarized light). #microscopy #microscope #beachsand #capecod #southcapebeach

The black sand in the video is mostly composed of volcanic materials. This is because the island where I recorded this video (La Palma, Spain) is of volcanic origin. . When lava from a volcanic eruption gets in contact with the ocean, it cools rapidly and breaks into small fragments. Over time, the waves little by little erode these lava fragments into tiny particles, forming black sand. . Although the sand looks very dark, under the microscope you can see grains of other colors. This is due to the presence of other minerals that ocean waves and wind have mixed with the volcanic sand. . Looking at this sand under the microscope is like looking at a bunch of microscopic jewels! . For this video, I used a Leica ZOOM 200 stereoscope and an Olympus BX41 microscope at up to 100X magnification. #microscopy #microscope #beachsand #volcanicsand #lapalma #canaryislands

Falling grains of sand.. The 'Falling Grain' Collection is now available on @withfoundation (link in bio) #macro #microscope #zoom #foryoupage #macrofying #water #sand #ocean

This beach sand looks normal - UNTIL you see it under a microscope! 😱 Each grain is a puzzle piece to a history past — broken shells, coral fragments, microscopic crystals, and even tiny sea creatures. You’ll never look at the beach the same way again. Watch until the end! Some grains are worth more than you’d expect! 🔬 Don’t forget to like, share, and subscribe for more mind-blowing microscope discoveries. #microscope #stem #science #biology #closeup #learning #beach #sand #oceanlife #seasand #marinebiology #microorganisms #microlife #plankton #ocean #coast #shells #coral #beachvibes #grainofsand #microworld #hiddenworld #test #foram #reel

Sand from Japan under the microscope is out of this world! Thank you @engineeredlabs for sending through some of the Taketomi sand grains! Absolutely amazing ❤️ #sand #Japan #microscope #protozoa #beach #incredible #fossil

🏖️ Sand is a non-cohesive grainy material made of minerals in which each particle has a diameter ranging from 0.0625 to 2.0 mm. Sand composition varies a lot depending on environmental conditions, rock sources, and biological activities. The most common sand constituent is silica in the form of quartz and the second most common is calcium carbonate that comes from exoskeletons of corals, shellfish, foraminifera and other aquatic organisms.⁠ ⁠ Sand usually comes from rocks that have been eroding or weathering by wind and water for thousands or millions of years. These sediments build up over time and can also be transported by wind and water currents! When these rocks are far from the ocean, they continue to break down as they travel down rivers or streams. Once arrived at the sea, they further erode because of the waves and tides and form sediments.⁠ ⁠ Fun fact: a lot of white sand found in Hawaii is made of parrotfish poop: when scraping off food from coral reefs with their enormous teeth, they eat a large amount of limestone (which is great for their digestion) and get excreted at the end!⁠ ⁠ _____⁠ ⁠ 🎥 & 📝 courtesy of: @tardibabe⁠ ⁠ ⁠ ⁠ #sand #microscopic #microscope #underamicroscope #grainy #grains #wow #science #biological #biology

Which one is your favourite? 🥹 Thank you so much to those who sent me sand 💜 1. Huron, Ohio, USA @katievaleska 2. Honolulu, Hawaï, USA @dolanfam 3. United Kingdom @_thatgirlinblack_ 4. San Benedetto del Tronto, Ascoli Piceno, Italy @egidi.sara 5. Germany, @dr.wurm 6. Cape Disappointment, WA, USA @studiocornix I’m far from a geologist or a sand specialist but here’s what I learned while creating today’s video; Sand is a non-cohesive grainy material made of minerals in which each particle have a diameter ranging from 0.0625 to 2.0 mm. Sand composition vary a lot depending on environmental conditions, rock sources, and biological activities. The most common sand constituent is silica in the form of quartz and the second most common is calcium carbonate that comes from exoskeletons of corals, shellfish, foraminifera and other aquatic organisms. Sand usually comes from rocks that have been eroding or weathering by wind and water for thousands or millions of years. These sediments build up over time and can also be transported by wind and water currents! When these rocks are far from the ocean, they continue to break down as they travel down rivers or streams. Once arrived to the sea, they further erode because of the waves and tides and form sediments. Fun fact: a lot of white sand found in Hawaï is made of parrotfish poop: when scraping off food from corals reefs with their enormous teeth, they eat a large amount of limestone (which is great for their digestion) and gets excreted at the end! 💩 Lots of freshwater and marine microorganisms use sand as a substrate to colonize! Among those microbes are diatoms, bacteria and blue-green algae (cyanobacteria) Videos taken with my iPhone mounted on a BA310E Motic microscope with an @ilabcam ultra adapter 🔬 References: Meadows, P. S., & Anderson, J. G. (1966). Micro-organisms attached to marine and freshwater sand grains. Nature, 212(5066), 1059-1060 Milks, K., Cloud, F. B., & Fuller, K. S. (2023). Coral Reefs: A Natural History. Pettijohn, F. J., Potter, P. E., & Siever, R. (2012). Sand and sandstone. Springer Science & Business Media.

Hint: It’s not kinetic sand.

🌊 Satisfying Sand Play for the Win 🌊 Enjoy this quick little asmr break 😴☺️. Here’s your reminder to relax for a moment. The day gets so busy and often, there’s no time. Even if you only have a couple minutes, give yourself a break and take 5-10 calming breaths. Breath work is not a miracle cure for stress, but notice how your muscles might feel a little more relaxed. This is a great way to start incorporating stress relief techniques into your daily routine, especially if you’re not sure how to start. In this video, I’m playing with our Spirals sand sphere in a 15” Wonderscape. If you happen to live in the Pacific Northwest, come visit us at the Northwest Flower & Garden Show in Seattle this next weekend 🌺. . . . . . . . . #sosatisfying #asmr #meditation #calming #asmrsand #stressrelief #therapytools #zen #sandart #sandgarden #wonderscapes #olanderearthworks #creativity

Pouring Molten Silver on Sand Dune Patterns!

This might sound crazy—but we’re running out of sand. Not the kind on beaches. The kind we build cities with. Here’s what’s going on—and how it affects you Sand is the second most-used resource on Earth—right after water! We use around 50 billion tons every year. It’s in glass. Concrete. Even microchips. But not all sand works. Desert sand is too smooth. Beach sand is often off-limits. So where do we get it? Mostly from riverbeds and seabeds. And we’re mining them faster than nature can recover—causing floods, destroyed ecosystems and other environmental disasters. We don’t have much time to fix this. But some of the world’s brightest minds are stepping in. In Australia, one startup turns demolished buildings into usable sand. Others are 3D-printing homes from desert sand and bacteria. We’ve got a long way to go—but innovations like this let us keep building the future without wrecking the planet Let me know if you want a full explainer video and follow for more optimistic tech videos!

Soft sand compilation 🟤✔️ #asmr #sand #dirt #reddirt #asmrsandcrumbling #asmrsandcementcrumble