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Fórmula química SiO2 Sistema Cristalino Trigonal Clase Óxidos Procedencia Rio Grande Do Sul, Brasil Tamaño 3,0-4,0 cm...

Rock Class metamorphic rock Rock Subclass contact metamorphism Origin Sar-E-Sang, Afghanistan Size 2.0-...

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

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

Chemical formula CaCO 3 Crystalline system rhombohedral Class carbonates Origin Hu...

Fórmula química LiAl(SiO3)2 Sistema Cristalino Monoclínico Clase Silicatos Procedencia Kunar, Afganistán Tamaño 2,0-3...

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

Chemical formula (Mn 3+ , Fe 3+ )PO 4 Crystalline system orthorhombic Class phosphate...

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

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

Chemical formula Cu2CO3 ( OH ) 2 _ Crystalline system monoclinic Class carbonates ...

Rock Class Sedimentary rock Rock Subclass Evaporitic sedimentary Origin Sonora, Mexico Size 2.0-3.0cm ...

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

Chemical formula FeS 2 Crystalline system Cubic Class sulphides Origin Navajun, La R...

Presentation Wooden box with 30 compartments and transparent methacrylate sliding lid. Information label Name, Geologic...

Chemical formula CaCO 3 Crystalline system orthorhombic Class carbonates Origin Tic...

Chemical formula KAlSi 3 OR 8 Crystalline system monoclinic Class silicates Origin...

Chemical formula SiO2 _ Crystalline system Hexagonal / Trigonal Class oxides ...

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

Chemical formula NaCl Crystalline system Cubic Class halides Origin Whirlpools, Za...

Chemical formula Na(Al,Fe 3+ )Si 2 O 6 Crystalline system monoclinic Class silicates...

Chemical formula Fe 2+ Fe 3+ 2 O 4 Crystalline System Isometric Class Oxides ...

Chemical formula At 2 or 3 Crystalline system Hexagonal Class oxides Origin ...

Presentation Wooden box with 30 compartments and transparent methacrylate sliding lid. Information label Name, Chemical...

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

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

Rock Class metamorphic rock Rock Subclass contact metamorphism Origin Sar E Sang, Badakhshan, Afghanistan ...

Chemical formula Mg 3 Si 4 O 10 (OH) 2 Crystalline system monoclinics Class silicate...

Chemical formula SiO2 _ Crystalline system Hexagonal, Trigonal Class silicates ...

Species Spinosaurus sp. Geological Period Cretaceous Cenomanian ≈ 100.5 - 93.9 ma Origin Kem Kem, Taouz, Moroc...

Presentation Wooden box with 30 compartments and transparent methacrylate sliding lid. informative label Name, Classificati...

Chemical formula Ca 5 (PO 4 ) 3 (F,OH,Cl) Crystalline system Hexagonal Class phosphates ...

Chemical formula Na 8 Al 6 Si 6 O 24 Cl 2 Crystalline system Cubic Class silicates ...

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

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