Jensan Scientifics LLC Snowball Earth First Glaciation Canada [89678] When was Snowball Earth and what is the Snowball Earth Hypothesis? The Snowball Earth hypothesis MSRP: Was: Now: $195.00 Add to Cart
Jensan Scientifics LLC Tranquillityite Rare Apollo 11 Lunar Mineral [84903] Did you know that the lunar rock samples brought back by the Apollo 11 mission in 1969 contained thr MSRP: Was: Now: $155.00 Out of stock
Jensan Scientifics LLC Trindade Island Mid-Atlantic Ridge Paredão Volcano "Bread Crust" What is volcanic "bread crust," and what makes it different from lava? One major difference is their MSRP: Was: Now: $155.00 Add to Cart
Jensan Scientifics LLC Trinitite Green Alamogordo Glass [19228] .92 grams This is a great specimen of green trinitite atomic glass. Trinitite is known as Atomsite and Alamogo MSRP: Was: Now: $135.00 Add to Cart
Jensan Scientifics LLC Volcanic Lava Mauna Loa Hawaii This large specimen contains both forms of lava, pāhoehoe and ʻaʻā from Mauna Loa, Hawaii. It MSRP: Was: Now: $145.00 Out of stock
Jensan Scientifics LLC Wilgie Mia Cave Oldest Ochre Mine [Urea] These uncommon urea crystals came from the Wiligie Mia Cave, in Western Australia. Urea is derived f MSRP: Was: Now: $85.00 Add to Cart
Jensan Scientifics LLC Arfvedsonite Orthoclase Albite Mt. Malosa Malawi [88138] Arfvedsonite with Plagioclase, Albite, Specimen #88138 Location: Mt. Malosa, Zomba, Malawi Very nice MSRP: Was: Now: $295.00 Add to Cart
Jensan Scientifics LLC Combeite African Rift Valley Tanzania This combeite with wollastonite, nepheline, augite matrix was collected in an ejected boulder field MSRP: Was: Now: $125.00 Add to Cart
Jensan Scientifics LLC Germanite Namibia Africa #17771 This is a superb germanite specimen from Namibia, Africa. There is not much of the element germanium MSRP: Was: Now: $155.00 Add to Cart
Jensan Scientifics LLC Haughton Crater Mars Project Impactite [87218] This rock specimen is impactite from one of the most remote craters on Earth, the Haughton crater. T MSRP: Was: Now: $265.00 Add to Cart
Jensan Scientifics LLC Isua Banded Iron Formation Greenland [92175] Scientists have studied the Isua Greenstone Banded Iron Formation because the region contains eviden MSRP: Was: Now: $295.00 Add to Cart
Jensan Scientifics LLC Large Stromatolite Fossil Algae 20 lbs Wyoming Stromatolites are fossilized algae colonies which scientists think we might find for life on Mars. T MSRP: Was: Now: $495.00 Add to Cart