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Jurassic Period, 199-145 million years BP. A detailed and colourful museum-quality fossil pine cone pair Araucaria Mirabilis from Cerro Cuadrado, ...
Lower Cretaceous Period, 120 million years BP. A fossil Iguanodon dinosaur leg bone section, showing the internal structure. 1.16 kg, 20.7cm (8 1...
Lower Cretaceous Period, 146-100 million years BP. A Mosasaurus sp. marine 'dinosaur' tooth complete with root. 92 grams, 95mm (3 3/4"). From the...
Early Pliocene, Yorktown Formation, 5-3 million years BP. A group of ten Chilomycterus Porcupine fish mouth plates; in a white card tray with labe...
A finely crystallised, deep green prismatic epidote crystal from the famous Green Monster Mountain locality on Prince of Wales Island, Alaska, in ...
A fine example of precious opal in a sawn sandstone block with polished sides, opal to both edges showing good 'fire' with blues and greens predom...
A specimen of the rare minerals cumengite and boleite on matrix, from Boleo, Mexico, in old white card tray with adhesive tape label reading: 'Cum...
A paper knife and bottle opener with carved and polished green agate handles; possibly colour enhanced. See Bonewitz, Dr. Ronald Louis, Rocks & Mi...
A group of ten cut and polished mineral disc coasters set in a gilt metal frame including: lapis lazuli, malachite, fluorite, agate, snake skin ag...
A large gem-quality, colourless spodumene (lithium alumino-silicate) crystal from Pakistan, showing excellent crystallisation and well-developed f...
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