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Jensan Scientifics LLC Helvite on Albite Helvite is a rare mineral named after its Swiss discoverer, Alfred von Heli. It was first described Now: $175.00 Add to Cart
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Jensan Scientifics LLC Trinitite Atomic Glass Red Green Black Metal -5.5 g Authentic red, green, black, metal Trinitite - 5.5 Grams This 5.5-gram Trinitite specimen displays Now: $420.00 Out of stock
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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 Now: $155.00 Out of stock
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