Top Ventas

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

Chemical formula Ca 2 SiB 5 O 9 (OH) 5 Crystalline system monoclinic Class borates ...

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

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

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

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

Chemical formula SiO2 _ Crystalline system Amorphous Class oxides Origin ...

Chemical formula Ca 2 Fe 3+ Al 2 (Si 2 O 7 )(SiO 4 )O(OH) Crystalline system monoclinic Class ...

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-...

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

Chemical formula (Ca,Na)(Si,Al) 4 OR 8 Crystalline system triclinic Class silicates ...

Chemical formula (Mn 2+ )SiO 3 Crystalline System Triclinic Class Silicates ...

Chemical formula MnCO 3 Crystalline System Trigonal Class Carbonates Or...

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

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 LiAlPO4F Crystalline system triclinic Class phosphates Orig...

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

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

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

Especie Ammonites Dactylioceras Periodo Geológico Jurásico inferior ≈ 172 m.a. Procedencia Schlaifhausen, Alemania Tamaño Mediano...

Species Fusus Burdigalensis Geological Period Miocene ≈ 20 ma Origin Bordeaux, France S...

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

Chemical formula Na(Li,Al) 3 Al 6 (BO 3 ) 3 Si 6 O 18 (OH) 4 Crystalline system trigonal Cla...

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

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

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