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David Johnson

David Johnson is a retired geology professor with over 30 years of teaching experience in the field. Now a full-time writer for FossilNest, David shares his extensive knowledge of rock formations and fossils, making complex concepts accessible to all.
An exquisite vintage turquoise necklace showcasing intricate craftsmanship
An exquisite vintage turquoise necklace showcasing intricate craftsmanship
Explore the value of vintage turquoise jewelry. Uncover its history, craftsmanship, market trends, and preservation tips. Enhance your appreciation today! ๐Ÿ’Ž๐Ÿ‘
A collection of various discount stones on display
A collection of various discount stones on display
Discover the world of discount stones! This guide offers valuable tips for collectors on sourcing, preservation, and understanding market trends. ๐Ÿ’Ž๐Ÿ“š
Megalodon tooth showcasing its impressive size and serrated edges
Megalodon tooth showcasing its impressive size and serrated edges
Explore the intriguing value of megalodon teeth! ๐Ÿฆท Discover historical significance, pricing factors, and their importance in paleontology and geology. ๐Ÿ“š
Illustration of a UV flashlight illuminating a surface
Illustration of a UV flashlight illuminating a surface
Explore the inner workings and diverse uses of UV flashlight bulbs!๐Ÿ”ฆ From pest control to forensic science, discover types, safety tips, and their eco-impact.
Large rose quartz crystal displaying its translucent pink beauty
Large rose quartz crystal displaying its translucent pink beauty
Discover the captivating world of big rose quartz! ๐Ÿ’– Delve into its geological origins, cultural significance, and care tips, valuable for collectors and enthusiasts. ๐Ÿ’Ž
A vibrant amethyst crystal showcasing its unique purple hues and clarity
A vibrant amethyst crystal showcasing its unique purple hues and clarity
Explore our comprehensive guide to crystals! ๐ŸŒŸ Discover names, characteristics, and images of various crystals, enriching your knowledge in geology and spirituality.
A set of gemstone identification tools laid out on a table
A set of gemstone identification tools laid out on a table
Uncover the secrets of gemstone identification at home! ๐Ÿ’Ž This detailed guide covers essential tools, methods, and physical traits for accurate results.
Close-up view of a taaffeite gemstone showcasing its unique color and clarity.
Close-up view of a taaffeite gemstone showcasing its unique color and clarity.
Dive into the world of taaffeite! This comprehensive guide uncovers its unique features, origins, identification techniques, and the importance of expert evaluation. ๐Ÿ’Ž
A close-up view of shimmering quartzite showcasing its crystalline texture.
A close-up view of shimmering quartzite showcasing its crystalline texture.
Discover the fascinating world of white rocks! ๐Ÿ”๏ธ Explore igneous, sedimentary, and metamorphic types, including marble and quartzite. Learn identification tips and preservation methods! ๐ŸŒ
A close-up view of a dark crystal showcasing its unique textures
A close-up view of a dark crystal showcasing its unique textures
Dive into the world of dark crystals and stones! Discover their unique properties, uses, and cultural significance. ๐Ÿ–ค๐Ÿ”ฎ Perfect for collectors and enthusiasts.
A diverse collection of meteorite specimens displayed for classification
A diverse collection of meteorite specimens displayed for classification
Explore the fascinating world of meteorite classification! ๐ŸŒŒ Discover types, characteristics, and their role in understanding our solar system. ๐ŸŒ 
Detailed view of trilobite fossils embedded in rock
Detailed view of trilobite fossils embedded in rock
Discover Utahโ€™s trilobite quarry! ๐ŸŒ Uncover key geological insights, ethical fossil collection tips, and explore biodiversity within this unique paleoenvironment. ๐Ÿฆ–