Products

Chemical formula Sb 2 S 3 1 Crystalline system orthorhombic Class sulphides Orig...

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

Fórmula química FeAsS Sistema Cristalino Monoclínico Clase Sulfuros Procedencia Panasqueira, Portugal Tamaño 2,0-3,0 cm...

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

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...

Chemical formula Sn O 2 Crystalline System Tetragonal Class Oxides ...

Chemical formula snO2 _ _ Crystalline system tetragonal Class oxides Origin Pan...

Presentation Wooden box with 24 compartments and wooden lid. informative label Name, Classification, crystalline system...

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

Fórmula química C Sistema Cristalino Cúbica Clase Elemento Nativo Procedencia Zimbawe Tamaño 3,00-4,00 mm Diaman...

Species Enchodus sp. Geological Period Cretaceous-Eocene ≈ 70 - 50 ma Origin Oued Zem , Morocco Size ...

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

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

Especie Leptolepis  Periodo Geológico Cretácico ≈ 100 m.a. Procedencia Ceará, Brasil Tamaño Pez: 4,0-6,0 cm aprox. Matriz: 8,00 ...

Chemical formula Ca 2 (Mg,Fe,Al) 5 (Al,Si) 8 O 22 (OH) 2 Crystalline System Monoclinic ...

Chemical formula KFe 3+ 3 (SO 4 ) 2 (OH) 6 Crystalline system trigonal Class Sulfates ...

This book is a basic pocket Guide to learn to differentiate Minerals, Rocks and Precious Stones. As a beginner's guide, it exposes the basic cha...

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

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

Chemical formula Ace 2 S 3 Crystalline System Monoclinic Class Sulfides ...

Chemical formula Ace 2 S 3 Crystalline system monoclinic Class sulphides Origin ...

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

Species Pleurotomary Geological Period Jurassic ≈ 167.7-164.7 ma Origin Poland Size ...

Rock Class igneous rock Rock Subclass Volcanic (volcanic glass) Origin Hidalgo, Mexico Size Medium:...

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

Species Strombus Bubonius Geological Period Middle Pleistocene ≈ 0.12 -0.78 ma Origin Erfoud, Moroc...

Chemical formula NaCaB 5 O 9 8H 2 O Crystalline system triclinic Class borates ...

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

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