Top Ventas

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

Chemical formula AC 2-3 T 4 O 10 X 2 Crystalline system monoclinic Class silicates ...

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

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

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

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

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

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

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

Fórmula química SiO2 Sistema Cristalino Trigonal Clase Óxidos Procedencia Minas Gerais, Brasil Tamaño 2,0-3,0 cm U...

Chemical formula CaSO 4 ·2H 2 O Crystalline system monoclinic Class Sulfates Origi...

Chemical formula FeS 2 Crystalline system Cubic Class sulphides Origin Huanzala, Per...

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

Chemical formula Ace 4 S 4 Crystalline System Monoclinic Class Sulfides ...

Chemical formula AC 2-3 T 4 O 10 X 2 Crystalline System Monoclinic Class Si...

Chemical formula CASE 4 Crystalline system orthorhombic Class Sulfates Origin P...

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

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

Chemical formula CO3 (Ca,Mn) Crystalline system trigonal Class carbonates Origin ...

Species Goniatitidae Geological Period Devonian ≈ 400 ma Origin Erfoud, Morocco Size Medium: 4....

Species Onchopristis Numidus sp. Geological Period Cretaceous ≈ 112.5 -93.5 ma Origin Kem Kem, Taouz, Moroc...

Chemical formula Al2O3 : Cr Crystalline system trigonal Class oxides Origin Arush...

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

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

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

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

Rock Class metamorphic rock Rock Subclass regional metamorphism Origin Kimberley, South Africa Size ...

Fórmula química CaCO3 Sistema Cristalino Romboédrico Clase Carbonatos Procedencia Estados Unidos Tamaño 2,0-3,0 cm ...

Fórmula química CaCO3 Sistema Cristalino Romboédrico Clase Carbonatos Procedencia Dima, Vizcaya Tamaño 2,0-3,0 cm Ca...

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

Chemical formula Co 3 (AsO 4 ) 2 ·8H 2 O Crystalline system monoclinic Class arsenates ...

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

Chemical formula Pb 5 Cl(VO 4 ) 3 Crystalline system Hexagonal Class vanadates ...

Chemical formula SiO2 • nH2O Crystalline system Amorphous Class Silicates - Mineraloid ...

Fórmula química (Mn3+, Fe3+)PO4 Sistema Cristalino Ortorrómbico Clase Fosfatos Procedencia Mangualde, Portugal Tamañ...

Fórmula química FeS2 Sistema Cristalino Cúbico Clase Sulfuros Procedencia Huanzala, Perú Tamaño Mediano: 3,0-4,0 cm Gra...