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

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

Chemical formula CaCuAso 4 (OH) Crystalline system orthorhombic Class Arsenates - Phosphat...

Chemical formula SiO2 _ Crystalline system trigonal Class oxides Origin Rio Gr...

Chemical formula LiAlPO4F Crystalline system triclinic Class phosphates Origin L...

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

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

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

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

Species Ammonites Perisphinctes sp. Geological Period Late Jurassic ≈ 163-141 Ma Origin Tulear , Madaga...

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

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

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

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

Presentación Caja de cartón Etiqueta informativa Nombre y Procedencia Número de piezas 6 Dimensiones totales 8,3 x 12,7 cm (Expositor)...

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

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 ...

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

Chemical formula Faith 7 S 8 Crystalline system Hexagonal, Monoclinic Class sulphides ...

Chemical formula MgCO 3 Crystalline system trigonal Class carbonates Origin Eugui,...

Chemical formula CaMgSi 2 OR 6 Crystalline system monoclinic Class silicates Orig...

Chemical formula Cu(SO 4 ) 5H 2 O Crystalline system triclinic Class Sulfates Origin ...

Chemical formula FeCO 3 Crystalline system trigonal Class Carbonates and Nitrates ...

Chemical formula CuFeS 2 Crystalline System Tetragonal, scalenohedral Class Sulfi...

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

Chemical formula KAlSi 3 OR 8 Crystalline system triclinic Class Silicate Or...

Chemical formula (Mg,Fe,Ni) 3 Si 2 O 5 (OH) 4 Crystalline system monoclinic Class sili...

Chemical formula (Na,Ca)Al 2 Si 2 O 8 Crystalline system triclinic Class silicates ...

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...

Presentation Green poplar wood box with transparent methacrylate sliding lid. Information label Name, Crystal System an...

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 Olot, Girona Size 2.0-3.0cm ...

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