Products

Chemical formula Ca 4 (Mn 2 + , Fe 2 + , Mg) 2 Al 4 (B 2 Si 8 O 30 ) (OH) 2 Crystalline System Tr...

Crystalline system Amorphous Class Organics - Hydrocarbons Origin Villaviciosa, Asturias Si...

Crystalline system Amorphous Class Organics - Hydrocarbons Origin Villaviciosa, Asturias Siz...

Chemical formula S Crystalline system Rhombic, Monoclinic Class Minerals Elements ...

Chemical formula S Crystalline system Rhombic, Monoclinic Class Minerals Elements O...

Chemical formula Cu3 ( CO3 ) 2 (OH) 2 Crystalline system monoclinic Class carbonates ...

Chemical formula Cu3 ( CO3 ) 2 (OH) 2 Crystalline system monoclinic Class carbonates ...

Chemical formula Base 4 Crystalline system orthorhombic Class Sulfates Origi...

Fórmula química BaSO4 Sistema Cristalino Ortorrómbico Clase Sulfatos Procedencia Madan, Bulgaria Tamaño 2,0-3,0 cm ...

Chemical formula Base 4 Crystalline system orthorhombic Class Sulfates Origin Ma...

Rock Class Igneous Rock Rock Subclass Volcanic Origin Hidalgo, Mexico Size Medium: 3.00-4...

Rock Class igneous rock Rock Subclass Volcanic (volcanic glass) Origin Kamchatka, Russia Size 2.0-3.0...

Rock Class Sedimentary rock Rock Subclass Chemical and Organogenic Origin Olot, Girona Size Medium:...

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

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

Fórmula química Be3Al2(SiO3)6 Sistema Cristalino Hexagonal Clase Silicatos Procedencia Córdoba, España Tamaño 2,0-3,0...

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

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

Chemical formula K(Mg,Fe) 3 AlSi 3 O 10 (OH, F) 2 Crystalline system monoclinic Class ...

Fórmula química Bi2S3 Sistema Cristalino Ortorrómbico Clase Sulfuros Procedencia Naipa, Mozambique Tamaño 2,0-3,0 cm ...

Chemical formula Bi Crystalline system rhombohedral Class Native Elements Origin Ger...

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

Species Heterodont bivalve Geological Period Cretaceous ≈ 130 ma Origin Madagascar Size...

Species Tellina sp. Geological Period Jurassic ≈ 160 ma Origin Mahajanga, Madagascar Si...

Chemical formula ZnS Crystalline system Cubic Class sulphides Origin Peaks of Eur...

Chemical formula CuS; Cu 5 FeS 4 Crystalline system Hexagonal; orthorhombic Class su...

Fórmula química Cu4SO4(OH)6 Sistema Cristalino Monoclínico Clase Sulfatos Procedencia Draa-Tafilalet, Marruecos Tamañ...

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

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. ...

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. ...

Urna de plástico compuesta de una tapa de plástico transparente y una base que encajan a presión. Muy útil para proteger tus minerales y fósiles de...

This practical wooden display box is ideal for storing and organizing all types of objects, whether minerals, fossils, rocks, shells, jewelry or a...

This practical wooden display box is ideal for storing and organizing all types of objects, whether minerals, fossils, rocks, shells, jewelry or a...

This practical wooden display box is ideal for storing and organizing all types of objects, whether minerals, fossils, rocks, shells, jewelry or a...