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  1. www.fossilera.comFossilEra.com - Fossils, Meteorites & Minerals For Sale

    FossilEra is your trusted source to buy high quality fossils, collectable minerals and stunning crystals. Whether you are are a passionate collector or looking for a unique gift you can find it in our diverse selection of fossils for sale.

    • FOSSILS

      Why Buy Fossils From Fossil Era? FossilEra is the largest...

    • CRYSTALS

      FossilEra has a large selection of fascinating mineral...

    • METEORITES

      These classifications are observable by physical differences...

    • NEW

      Specimens for sale! FossilEra offers a diverse selection of...

    • ABOUT

      Becky has been excited about earth's natural beauty for as...

    • Just What Is a Lagerstätte

      Part of the larger Niobrara Chalk Formation, the Smoky Hill...

    • Tiger's Eye

      They found no evidence that tiger’s eye was a pseudomorph,...

    • Septarian

      Most septarian nodules contain siderite/aragonite and...

  2. www.fossilera.com › minerals-for-saleMINERALS & CRYSTALS FOR SALE - FossilEra

    FossilEra has a large selection of fascinating mineral specimens, beautiful polished stones, and awe-inspiring crystals for sale in all price ranges. Whether you are looking to buy a giant amethyst geode, a unique specimen for your collection, or pocket-sized polished stones, we have you covered!

  3. www.fossilera.com › fossils-for-sale › petrified-woodPETRIFIED WOOD FOR SALE - FossilEra

    Petrified Wood for sale. Top quality specimens, great selection and prices. Slabs, slices, limbs, bookends, and more!

  4. www.fossilicious.com › rocks-mineralsCrystals, Rocks and Minerals for Sale - Fossilicious

    We have a wide variety of crystals, rocks and mineral specimens for sale for sale ranging from common everyday quartz and pyrite to those rare specimens of wulfininte, ruby and emerald. We have educational rock and mineral collections and some large display pieces for your coffee table.

  5. madeinscience.com › petrified-fossilWhat Is a Petrified Fossil? - Made in: Science

    Petrified fossils result from permineralization, the replacement of once-living matter by minerals. Solutions containing silicates, carbonates, iron or other minerals seep into the gaps and spaces between the cells, first encasing the cells and eventually replacing the cells themselves.

  6. www.sothebys.com › en › sellSell Your Natural History Objects with Sotheby's

    Sotheby's specialists have decades of experience in evaluating fossils, meteorites and minerals. Simply submit clear photographs of the front and back of your rare natural artefact and our specialists will carefully review the object and determine its value.

  7. cen.acs.org › biological-chemistry › What-petrified-wood-how-does-wood-turn-toWhat is petrified wood, and how does wood turn to stone?

    14 cze 2024 · Petrified wood is classified as a fossil, with some samples dating to hundreds of millions of years ago. Essentially, the material is wood with its biological components replaced by minerals: mostly silica but sometimes fluorite, pyrite, or calcite.