Découvrez cette vidéo : "rockcollection" share.google/6oHAbpjxRKknOTI…. En 1978, quand est apparue cette chanson céleste, on sautait le feu de la Saint Jean en buvant des Oranginas gratuits. C'était le seul soir où les enfants étaient libres dans mon village près de Toulouse...

¡Erick Magaña llega a #RockCollection! Hoy a las 5:00 p.m. por el 91.5 FM, disfruta lo mejor del rock clásico y contemporáneo. ¡No te lo pierdas y rockea con nosotros! x.com/i/broadcasts/1nKOLLejA…

Curiosity isn't just about finding treasures; it's about uncovering their stories. Each rock holds a secret, and she's the detective putting the pieces of Earth's history together, one labeled specimen at a time. #WonderWednesday #LetHerShine #AIGirls #RockCollection

Rockcollection

El #AlmacenDeDiscos de @bbsanzo Volvimos al mundo de los medleys con “Rockcollection” de Laurent Voulzy, seguimos nuestro #CaminoAEurovision y @maurodiaz73 nos llevó a pelear al Coliseo on.soundcloud.com/5JzgNFXqt3…

viste cuando abris un ropero viejo y se te cae todo encima? Eso pasó con Rockcollection, desbloqueaste un recuerdo que no tenia a mano Sonaba en casa en los 70´s @bbsanzo @Cirujanoderadio @maurodiaz73

Just finished hand-polishing up this fresh batch of Petoskey & Charlevoix stones 🪨✨ These are genuine 350-million-year-old fossilized coral from the ancient Devonian seas that once covered Michigan. Petoskey stones (the classic honeycomb ones) are made of Hexagonaria percarinata and have been Michigan’s official state stone since 1965. Their cousins, Charlevoix stones, have smaller, tighter hex patterns from a different coral family (Favosites). Every single one is unique — the polish really makes those ancient patterns pop! If you’re a rockhound, fossil lover, or just think these look cool… drop a ❤️ or comment your favorite beach find / rock story. Repost if you want to spread the rock love. Who knows… I might pick a few of you and ship one out just for the fun of it. 😉 (Continental US only, of course.) #PetoskeyStone #CharlevoixStone #MichiganRocks #FossilFriday #RockHound #RockCollection

From Finn's Forest #28 #writingcommunity #authorlife #rockcollection #freelancejobs dlfinnauthor.com/2026/03/31/… via @dlfinnauthor

From Finn's Forest #28 #writingcommunity #authorlife #rockcollection #freelancejobs dlfinnauthor.com/2026/03/31/… via @dlfinnauthor

From Finn’s Forest #28 #writingcommunity #authorlife #rockcollection #freelancejobs dlfinnauthor.com/2026/03/31/…

From Finn's Forest #28 #writingcommunity #authorlife #rockcollection #freelancejobs dlfinnauthor.com/2026/03/31/… via @dlfinnauthor

From Finn's Forest #28 #writingcommunity #authorlife #rockcollection #freelancejobs dlfinnauthor.com/2026/03/31/… via @dlfinnauthor

La colección de objetos musicales históricos más increíble del mundo supo pertenecer a un propietario de equipo de la NFL. Ahora acaba de salir a subasta recaudando casi 100 millones de dólares. #jimirsaycollection #auction #rockcollection #subasta @DiegoJanczur

💙 Those violet shapes floating inside the blue cubes are not defects. They are time stamps. This piece from Minerva No. 1 Mine, Illinois is a masterclass in what geologists call phantom growth zones. Each color shift you see inside the crystal marks a pause - a moment when conditions in the hydrothermal fluid changed. Temperature dropped, chemistry shifted, trace elements like yttrium or rare earths swapped in and out of the lattice. Then growth resumed, and the next layer locked that boundary in forever. The result is a fluorite cube that carries its own biography inside it. Blue outer zones. Violet inner phantoms. A visual record of events that happened hundreds of millions of years ago, frozen at 6 cm across. And then the matrix. White botryoidal calcite spheres underneath - soft, rounded, almost cloud-like - against the hard geometric perfection of the fluorite cubes on top. The contrast is almost theatrical. Illinois fluorite does not get enough credit. The Illinois-Kentucky fluorite district produced some of the most complex and color-rich specimens in North American mineral history, and Minerva No. 1 is one of the names that keeps coming up when serious collectors talk about the best of it. This one earns every bit of that reputation. #RockHound #MineralMonday #GeologyRocks #Fluorite #RockCollection #Crystals #MineralCollecting

💚 Look at that termination. This little diopside from Merelani Hills - 2.8 cm of single crystal - goes from opaque green body to glass-clear at the tip. That transparency toward the termination isn't just pretty. It tells you the crystal had clean, uninterrupted growth right up to the end. No interference. No turbulence. Just the geometry doing its job. And then there's the twinning plane visible straight down the C-axis - subtle, but once you see it, you can't unsee it. Now here's the part that gets me every time. Merelani Hills is the only place on Earth where tanzanite is found. One deposit. One hillside in northeast Tanzania. And coming out of the same fracture-filling pockets that produce that coveted blue-violet zoisite are gem-quality diopside crystals - lustrous, green, and terminating like they knew someone was going to be watching. Holding a piece from Merelani isn't just a mineral thing. It's a provenance thing. That label means the rarest address in the gem world. #RockHound #MineralMonday #GeologyRocks #RockCollection #Diopside #Tanzania #Merelani #MineralCollecting

🌸 Nature spent a long time on this one. Beige calcite blades arranged into a 4 cm flower. Below that, vivid blue fluorite. Below that, a perfectly doubly terminated quartz point - 4 cm long, textbook sharp. Three minerals. One small cabinet piece. Zero overlap between what each one is doing visually. The thing about multi-mineral specimens is that they usually make you pick a winner - one mineral carries the piece while the others fill space. This one refuses to work that way. The calcite flower is the showstopper, sure. But the fluorite color underneath it is doing serious heavy lifting. And that quartz termination anchors the whole composition like it was planned. It wasn't planned. That's the part that gets me every time. Calcite, fluorite, and quartz each forming under their own conditions, in sequence, and somehow arriving at this. A 7 x 5 x 4 cm argument for why this hobby is impossible to walk away from. #RockHound #MineralMonday #GeologyRocks #RockCollection #Calcite #Fluorite #Quartz #MineralCollecting

💜🖤 Three minerals walk into a cabinet piece. None of them are willing to share the spotlight. This Erongo Mountains combination has everything collectors argue about at show tables - and it delivers all of it on a single 8 x 10.8 cm matrix. Start with the Schorl. Jet-black tourmaline prisms, sharp edges, sitting there like the whole piece was built around them. Then the smoky quartz moves in - dark, glassy, those characteristic hexagonal terminations catching every angle of light. Two minerals that already make a killer duo. Then the Fluorite shows up. Purple cubes stacked on top of the whole arrangement like they own the place. The contrast is almost unfair - warm violet against cold black and grey, cubic symmetry against prismatic habit, transparent against opaque. The Erongo pulls this off better than almost anywhere else on the planet. This is what a cabinet piece is supposed to do. You look at it once and then you can't stop looking at it. The Erongo Mountains have been producing multi-mineral combinations like this for decades, and they still manage to surprise. This one does not disappoint. #RockHound #MineralMonday #GeologyRocks #RockCollection #Fluorite #Schorl #SmokyQuartz #Erongo #Namibia #CabinetMineral #TourmalineGroup #MineralCollector

The Jeffrey Mine is not just any locality. It operated for over 130 years as the largest chrysotile asbestos producer in the world - and somehow, alongside all of that industrial history, it quietly became the most prolific classic specimen locality in Canada. Grossular. Vesuvianite. Prehnite. Pectolite. And the type locality for three mineral species - spertiniite, jeffreyite, and nisnite. It closed in 2012. No new material is coming. #GeologyRocks #RockCollection

🔵🟢 Three minerals. One small mine in the Kunene wilderness. Zero chance you walk past this at a show. This piece from Omaue Mine, Namibia, is the kind of combination that makes your eyes argue with your brain. Royal blue shattuckite - already a rare copper silicate on its own - draped by a vivid green chatoyant malachite "bowtie" sitting like a jewel on top. Then the quartz moves in and does what quartz does best: it catches every photon in the room and throws it back at you. Shattuckite from this region is no accident. The Kaokoveld plateau sits on copper sulfide mineralization locked in ancient Otavi Group limestone, and the oxidation zone there is genuinely world-class. The conditions that grow shattuckite this clean and this blue - then layer malachite over it with that much green intensity - those conditions don't line up very often. Now add the Irv Brown provenance. And the fact that this exact piece was chosen for the cover of the Mineralogical Record in September 2013. That's not just a specimen - that's a publication-grade, collection-defining piece that passed through serious hands before landing here. Small cabinet. 7.1 cm tall. Big, big presence. This is what the hobby looks like at its absolute ceiling. 🌍 #RockHound #MineralMonday #GeologyRocks #RockCollection #Shattuckite #Malachite #Namibia #MineralCollecting #Kaokoveld