Sold2017Natural History - Historic Fossil 'Clam' SpecimenMid-Triassic Period, 240 million years BP. A fossil of Pecten sp. on a matrix of micaceous, fine-grained sandstone, from Yorkshire, with old adhesive label to back reading: 'Pecten, Robin Hood Bay, YoSee Sold Price
Sold2017Natural History - Historic Fossil Brachiopod GroupCarboniferous-Jurassic, 359-145 million years BP. A group of seven brachiopod specimens, including four spirifers (two in matrix), and three terebratulids, in old white and brown card trays with A.B.See Sold Price
Sold2017Natural History - Historic Crinoid Fossil GroupCarboniferous Period 359-299 million years BP. A group of two limestone sea-floor specimens with numerous crinoid stem segments and bryozoans from Barry, Glamorganshire, in white card trays with adhesSee Sold Price
Sold20232 Natural History Fossil Specimen in Stone MatrixLot of two natural specimen fossils encased in stone matrix. Measure from 1/4" - 3 3/4" in height x 4 1/4" - 5" in length. No apparent markings. Condition: Good overall condition having normal surfaceSee Sold Price
Sold2017Natural History - Historic Fossil Trilobite GroupOrdovician-Silurian, 488-415 million years BP. A group consisting of one Silurian and two Ordovician trilobites, two in old white card trays with A.B. Cotterill Collection, Wollaton, Nottingham, UK, lSee Sold Price
Sold2017Natural History - Historic Fossil Brachiopod GroupOrdovician-Permian, 488-252 million years BP. A group of eight brachiopods, including one spirifer and seven terebratulids, in old white card trays with A.B. Cotterill Collection, Wollaton, NottinghamSee Sold Price
Sold2017Natural History - Historic Fossil 'Starfish'Jurassic Period, 203-145 years BP. A fossil of the 'brittle star' Geocoma elegans from Ardiche, France, in old white card tray with A. B. Cotterill Collection, Wollaton, Nottingham, UK, label. See GeoSee Sold Price
Sold2019Natural History - Fossil Wood SpecimenJurassic Period, 199-145 million years BP. A cut section of fossilised tree with visible grain. 589 grams, 8cm (3"). Property of a London gentleman; acquired in the 1970s. [No Reserve]See Sold Price
Sold2017Natural History - Stigmaria Fossil Specimen GroupCarboniferous, 359-299 million tears BP. A group consisting of four specimens of stigmaria, the roots of coal forest lycopsid trees such as Sigillaria and Lepidodendron, each with paper label attachedSee Sold Price
Sold2017Natural History - Historic Mixed Fossil GroupCarboniferous-Cretaceous Period, 359-66 million years BP. A group of six fossils of different cllasses and periods, including four bivalves, a goniatite, and an ammonite, five in old white card traysSee Sold Price
Sold2017Natural History - Historic Crinoid Fossil GroupCarboniferous Period 359-299 million years BP. A group of three large diameter (up to 33mm) crinoid stems, in white card trays with A.B. Cotterill Collection, Wollaton, Nottingham, UK, labels. 271 graSee Sold Price
Sold2017Natural History - Historic Coral Fossil GroupSilurian Period, 444-415 million years BP. A group of seven corals from Salop, UK, in old white card tray with A.B. Cotterill Collection, Wollaton, Nottingham, UK, label. 40 grams total, 23-32mm (3/4-See Sold Price
Sold2017Natural History - Historic Ammonite Fossil GroupMiddle Jurassic, Inferior Oolite, Aalenian Stage, 170 million years BP. A group of two fossil ammonites on matrix, one Graphoceras sp. and the other possibly Leioceras sp., in old white card trays, onSee Sold Price
Sold2021Natural History Huge 18" Fossil Ammonite SpecimenArt by God, A Natural History Fossil Ammonite Specimen. This is a great pre historical conversation piece for the home or office. Museum quality and investment worthy. SHIPPINGHill Auction Gallery wilSee Sold Price
Sold2016Natural History - Historic Silver Mineral SpecimenA specimen with multiple layers of crystalline silver in a skarn matrix, the silver naturally surface-oxidized, from the El Mochito Mine, near San Pedro Sula, Santa Barbara Department, Honduras, withSee Sold Price
Sold2016Natural History - Petrified Wood Fossil SpecimenJurassic Period, 199-145 million years BP. A sawn and polished section of a fossil wood (petrified wood) log from Patagonia retaining some original grain, in old white card tray with old Gregory, BottSee Sold Price
Sold2017Natural History - Historic Crinoid Calyx Fossil GroupCarboniferous Period, 359-299 million years BP. A group of two crinoid calicies of the species Amphorocrinas gigas with well-preserved plate development and the stubs of their arms and stems, in whiteSee Sold Price
Sold2017Natural History - Polished Ammonite Fossil SpecimenJurassic Period, 200-145 million years BP. A sawn and polished pair of ammonite halves from Madagascar, showing its inner chambered structure, in an old white card tray with label reading: 'AMMONITE,See Sold Price
Sold2023Natural History - Historic Botryoidal Haematite Mineral SpecimenCut section with metallic lustre. 182 grams, 59 mm (2 1/4 in.). Collected in person from various parts of the world mainly between 1957-1966. From the private mineral collection of Stephen Atkinson, HSee Sold Price
Sold2023Natural History - Historic Azurite on Malachite Mineral SpecimenComprising dark green malachite with tabular deep blue azurite crystals. 30 grams, 60 mm (2 1/2 in.). Collected in person from various parts of the world mainly between 1957-1966. From the private minSee Sold Price
Sold2023Natural History - Historic Iridescent Purple Bornite Mineral Specimen. the large pebble with iridescent dark purple surfaces with small areas of blue and brown. 189 grams, 54 mm (2 in.). Collected in person from various parts of the world mainly between 1957-1966. FromSee Sold Price
Sold2016Natural History - Historic Blue Fluorite MineralA rare specimen of blue fluorite from the Tri-state Area of the USA, with several large stepped cubes and a number of smaller cubes, in old white card tray with label reading: FLUORITE, Tri-State (MilSee Sold Price
Sold2019Natural History - Fossil Pine ConeEocene Period, 56-33 million years BP. An unidentified agatized Dicotaledon fruit specimen from the Western Sahara Desert, Morocco; supplied in a display case. 41 grams including box, 40mm (1 1/2"). FSee Sold Price