Sciencemall-USA Idiwhaa Tonalitic Acasta Gneiss Canada [143 gm ~ 4.02 Ga] Why is Idiwhaa tonalitic acasta gneiss so important? It gives us a rare opportunity to learn so many MSRP: Was: Now: $395.00 Add to Cart
Sciencemall-USA Sudbury Shatter Cone Impact Structure 570 grams [80578] This Sudbury Impact Structure shatter cone is 570 grams and is an excellent specimen for a world imp MSRP: Was: Now: $265.00 Add to Cart
Sciencemall-USA Idiwhaa Tonalitic Acasta Gneiss [2289 gm ~ 4.02 Ga] Why is Idiwhaa Tonalitic Acasta Gneiss vital to understanding the Age of the Earth? Its incredible a MSRP: Was: Now: $4,595.00 Add to Cart
Sciencemall-USA Manson Impact Crater Ejecta Crow Creek Microslide This microslide contains the remnant impact ejecta material from the 74 million year old Manson impa MSRP: Was: Now: $95.00 Add to Cart
Sciencemall-USA Fulgurite Lighting Sand Zen Garden Spain Great, miniature Zen Garden lightning sand fulgurite. It has a well-defined straight center path on MSRP: Was: Now: $145.00 Add to Cart
Sciencemall-USA Isua Oldest Pillow Lava Greenland [131 gm ~ 3.8 Ga] This pillow lava is from an ancient volcanic rock formation in the Greenland Isua region. It is, to MSRP: Was: Now: $395.00 Add to Cart
Sciencemall-USA Fulgurite Lechatelierite Tenoumer Impact Crater Very rare lechatelierite formed from a meteorite impact found in the Tenoumer Impact Crater, El Khat MSRP: Was: Now: $195.00 Add to Cart
Sciencemall-USA Isua Greenstone Belt Banded Iron [678 gm ~ 3.7 Ga] This fantastic, large specimen is from the Isua Greenstone Banded Iron Formation, home to Earth's ol MSRP: Was: Now: $3,995.00 Add to Cart
Sciencemall-USA Lappajärvi Meteorite Impact Suevite This suevite from the Lappajarvi meteorite impact structure, Finland, is grade A+quality and is very MSRP: Was: Now: $145.00 Add to Cart
Sciencemall-USA Eriksson's Dune Oldest Lithified Sand Dune [52087] Eriksson's Dune is the oldest lithified dune in the world and is only found in South Africa. It's ag MSRP: Was: Now: $695.00 Add to Cart