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Rock Class igneous rock Rock Subclass Volcanic (volcanic glass) Origin Hidalgo, Mexico Size Medium: ...

Rock Class igneous rock Rock Subclass Volcanic (volcanic glass) Origin Hidalgo, Mexico Size Medium: ...

Rock Class igneous rock Rock Subclass Volcanic (volcanic glass) Origin Hidalgo, Mexico Size Medium: ...

Rock Class Sedimentary rock Rock Subclass Detrital Origin Riba de Saelices, Guadalajara Size ...

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

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

Chemical formula SiO 2 Crystalline System Hexagonal, Trigonal Class Silic...

Chemical formula CaCuAsO 4 (OH) Crystalline System Orthorhombic Class Arsen...

Chemical formula Sn O 2 Crystalline System Tetragonal Class Oxides ...

Especie Atlasaurus imelakei Periodo Geológico Jurásico ≈ 165 m.a. Procedencia Boulemane, Marruecos Tamaño 4,0 - 6,0 cm Hueso...

Species Ammonite Cleoniceras sp. Geological Period Lower Albian Cretaceous ≈ 100.5 ma Origin Mahajanga, Madaga...

Chemical formula Na(NaCa)(Mg 3 Al 2 )(Si 6 Al 2 )O 22 F 2 Crystalline system monoclinic Class ...

Species araucariaceae Geological Period Paleogene ≈ 30 ma Origin Tulear, Madagascar Size...

Presentation Wooden box with 20 compartments and transparent methacrylate sliding lid. informative label Name, Classifi...

Chemical formula SiO2 _ Crystalline system trigonal Class oxides Origin Midelt...

Chemical formula Be 3 Al 2 (SiO 3 ) 6 Crystalline system Hexagonal Class silicates ...

Presentation Wooden box with 20 compartments and transparent methacrylate sliding lid. Information label Name, Chemical...

Composición Dióxido de silicio, con impurezas de potasio, calcio, magnesio y aluminio Clase Tectita Coordenadas 15°33′N 108°...

Chemical formula pbCO 3 Crystalline system orthorhombic Class carbonates Origin ...

Chemical formula FeO(OH) nH2O Crystalline system Amorphous Class oxides Origin ...

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

Especie Cretolamna appendiculata Periodo Geológico Cretácico ≈ 80-70 m.a. Procedencia Marruecos Tamaño Diente: 3-4 cm aprox. Mat...

Species Family Araucariaceae Geological Period Oligocene ≈ 23 Ma Origin Sumatra, Indonesia ...

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

Rock Class Sedimentary rock Rock Subclass Chemical and Organogenic Origin Kashmir, India Size Mediu...

Chemical formula α-Fe 3+ O(OH) Crystalline System Orthorhombic Class Oxides ...

Fórmula química C Sistema Cristalino Cúbica Clase Elemento Nativo Procedencia Zimbawe Tamaño 3,00-4,00 mm Diaman...

Chemical formula CASO 4 ·2H 2 O Crystalline System Monoclinic Class Sulfates ...

Chemical formula KAlSi 3 Or 8 Crystalline System Monoclinic Class Silicates ...

Chemical formula (Fe 2+ ,Mg,Zn) 2 Al 9 (Si,Al) 4 O 22 OH 2 Crystalline System Monoclinic ...

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

Species araucariaceae Geological Period Paleogene ≈ 30 ma Origin Tulear, Madagascar Size...

Especie Leptolepis  Periodo Geológico Cretácico ≈ 100 m.a. Procedencia Ceará, Brasil Tamaño Pez: 4,0-6,0 cm aprox. Matriz: 8,00 ...

Especie Atlasaurus imelakei Periodo Geológico Jurásico ≈ 165 m.a. Procedencia Boulemane, Marruecos Tamaño 12,0/16,0 x 7,0/9,0 cm...

Especie  Flexicalymene Ouzregui sp Periodo Geológico  Ordovícico Superior ≈ 449-443,7 m.a. Procedencia  Erfoud, Marruecos Tam...

Chemical formula CaCO 3 Crystalline system rhombohedral Class carbonates Ori...