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

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

Rock Class Sedimentary rock Rock Subclass Chemical and Organogenic Origin Mooka, Australia Si...

Rock Class Sedimentary rock Rock Subclass Chemical and Organogenic Origin Olot, Girona Size 2.0-3.0cm ...

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 Evaporitic sedimentary Origin Sahara desert, Morocco Size 3.0-...

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

Chemical formula MnCO 3 Crystalline system trigonal Class carbonates Origin Ma...

Chemical formula (Fe 2+ ,Mg,Zn) 2 Al 9 (Si,Al) 4 O 22 OH 2 Crystalline system monoclinic Cla...

Fórmula química Mineral sintético Sistema Cristalino Amorfo Clase Óxidos Procedencia Minas Gerais, Brasil Tamaño Media...

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

Chemical formula SiO 2 •nH 2 O Crystalline System Amorphous Class Silicates - Miner...

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

Chemical formula C aMgSi 2 O 6 Crystalline System Monoclinic Class Silicates ...

Chemical formula CaCO₃ Crystalline system rhombohedral Class carbonates Origin Madr...

Chemical formula LiAlPO4F Crystalline system triclinic Class phosphates Orig...

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

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

Chemical formula Faith 2 OR 3 Crystalline system trigonal Class oxides Origin N...

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

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

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

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

Set of 10 12.7 x 12.7 cm die-cut cardboard self-assembling boxes. Die-cut cardboard boxes ideal for organizing your minerals, fossils and rocks. ...

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

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

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

Chemical formula Aug Crystalline system Cubic Class Minerals Elements Origin Mexic...

Chemical formula CaF 2 Crystalline system Cubic, Octahedron, Rhombododecahedron Class ...

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

Chemical formula FeO(OH)·nH 2 O Crystalline System Amorphous Class Oxides...

Chemical formula (Mn 2+ )SiO 3 Crystalline system triclinic Class silicates Origin...

Fórmula química FeAsS Sistema Cristalino Monoclínico Clase Sulfuros Procedencia Panasqueira, Portugal Tamaño 2,0-3,0 cm...

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

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