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Fórmula química FeS2 Sistema Cristalino Cúbico Clase Sulfuros Procedencia Huanzala, Perú Tamaño 2,0-3,0 cm Brillante ...

Chemical formula NaCaB 5 O 9 8H 2 O Crystalline system triclinic Class borates ...

Chemical formula Pb 5 (PO 4 ) 3 Cl Crystalline system Hexagonal Class phosphates ...

Chemical formula KFe 3+ 3 (SO 4 ) 2 (OH) 6 Crystalline system trigonal Class Sulfates ...

Chemical formula CoffeeSi 2 0 6 Crystalline system monoclinic Class silicates Origi...

Chemical formula SiO2 _ Crystalline system trigonal, hexagonal Class oxides ...

Fórmula química (Mn3+, Fe3+)PO4 Sistema Cristalino Ortorrómbico Clase Fosfatos Procedencia Mangualde, Portugal Tamañ...

Chemical formula Na(Li,Al) 3 Al 6 (BO 3 ) 3 Si 6 O 18 (OH) 4 Crystalline system trigonal Cla...

Chemical formula Al 2 OSiO 4 Crystalline System Orthorhombic Class Silicate ...

Chemical formula Ca 2 (Mg,Fe,Al) 5 (Al,Si) 8 O 22 (OH) 2 Crystalline System Monoclinic ...

Chemical formula SiO 2 Crystalline System Hexagonal/Trigonal Class Oxides ...

Chemical formula SiO 2 Crystalline System Hexagonal/Trigonal Class Oxides ...

Chemical formula Al2SiO5 _ _ _ Crystalline system triclinic Class silicates ...

Chemical formula KAlSi 3 OR 8 Crystalline system Monoclinic/Triclinic Class silicat...

Chemical formula Sb 2 S 3 1 Crystalline system orthorhombic Class sulphides Origin ...

Chemical formula Al 2 OSiO 5 Crystalline system orthorhombic Class Silicate Or...

Chemical formula AC 2-3 T 4 O 10 X 2 Crystalline system monoclinic Class silicates ...

Chemical formula SiO2 • nH2O Crystalline system Amorphous Class Silicates - Mineraloid ...

Especie Ammonites Dactylioceras Periodo Geológico Jurásico inferior ≈ 172 m.a. Procedencia Schlaifhausen, Alemania Tamaño Mediano...

Species Heterodont bivalve Geological Period Jurassic ≈ 160-200 ma Origin France Size ...

Species Heliophora Orbicularis Geological Period Pliocene ≈ 5.3 - 1.8 ma Origin Western Sahara , Mauritania ...

Species Tylostoma sp. Geological Period Lower Cretaceous ≈ 100-146 ma Origin Levante, Spain ...

Chemical formula Ca 2 SiB 5 O 9 (OH) 5 Crystalline system monoclinic Class borates ...

Chemical formula (Ca,Co) CO3 Crystalline system trigonal Class carbonates Origin...

Chemical formula Na(Li,Al) 3 Al 6 (BO 3 ) 3 Si 6 O 18 (OH) 4 Crystalline system trigonal Cla...

Chemical formula SiO2 • nH2O _ _ Crystalline system Amorphous Class silicates Ori...

Species Strombus Bubonius Geological Period Middle Pleistocene ≈ 0.12 -0.78 ma Origin Erfoud, Moroc...

Species Heteraster sp. Geological Period Lower Cretaceous ≈ 119 ma Origin Midlet, Morocco Size 3.0 x ...

Presentation Wooden box with 16 compartments and transparent methacrylate sliding lid. informative label Name, Classificati...

Practical metal magnifying glass with 40x magnification, of scientific quality. The magnifying glass is foldable to protect the glass and is an op...

Plastic floating frame display case with presentation stand. Made of plastic frame with durable PET membranes. There are two sizes to choose fro...

Plastic floating frame display case with presentation stand. Made of plastic frame with durable PET membranes. There are two sizes to choose fro...

Presentation Wooden box with 12 compartments and transparent methacrylate sliding lid. Information label Name, Formula,...

Presentation Green poplar wood box with transparent methacrylate sliding lid. Information label Name and Origin ...

Chemical formula SiO2 _ Crystalline system Amorphous Class oxides Origin ...

Chemical formula SiO2 _ Crystalline system trigonal, hexagonal Class oxides Ori...