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

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

Chemical formula Be 3 Al 2 (SiO 6 ) 18 Crystalline System Hexagonal Class Sil...

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

Chemical formula Ca 2 Fe 3+ Al 2 (Si 2 O 7 )(SiO 4 )O(OH) Crystalline System Monoclinic ...

Chemical formula SiO 2 Crystalline System Trigonal Class Oxides Or...

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

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

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

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

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

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

Especie  Mosasaurus sp. Periodo Geológico  Cretácico Superior ≈ 70 - 66 m.a. Procedencia  Kem Kem, Taouz, Marruecos Tamaño Dient...

Species Mosasaurus sp. Geological Period Late Cretaceous ≈ 70 - 66 ma Origin Kem Kem, Taouz, Morocco Si...

Species Maugerii Terebratula Geological Period Miocene ≈ 20 ma Origin Cadiz, Spain Size ...

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

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

Set of 10 self-assembling die-cut Cardboard boxes of 6 x 6 cm. Classic die-cut cardboard boxes to keep your minerals, fossils and rocks in order....

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...

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

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

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

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

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

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

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

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 (Na,Ca)(Al,Fe,Li)(Al,Mg,Mn) 6 (BO 3 ) 3 (Si 6 O 18 ).(OH,F) 4 Crystalline system trigonal...

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

Chemical formula Mg 3 Si 4 O 10 (OH) 2 Crystalline System Monoclinics Class ...

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