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

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

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

Chemical formula K(Mg,Fe) 3 AlSi 3 O 10 (OH, F) 2 Crystalline system monoclinic Class ...

Chemical formula PbMoO 4 Crystalline system tetragonal Class Sulfates, Molybdates Ori...

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

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

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

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

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

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

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

Chemical formula CaF 2 Crystalline system Octahedron Class halides Origin Hunan,...

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

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

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

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...

Crystalline system Amorphous Class carbonates Origin Karelia, Russia Size 2.00-3.00cm ...

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

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

Chemical formula Cu2O _ _ Crystalline system Cubic Class oxides Origin Ural Moun...

Chemical formula HgS Crystalline system trigonal Class sulphides Origin Ciudad Rea...

Chemical formula Al 2 SiO 4 (F,OH) 2 Crystalline system orthorhombic Class oxides ...

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

Chemical formula CaF 2 Crystalline system Cubic, Octahedron, Rhombododecahedron Class h...

Chemical formula Ca 2 Al 3 (SiO 4 ) 3 (OH) Crystalline system Rhombic Class Silica...

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

Chemical formula Mg 3 Si 2 O 5 (OH) 4 Crystalline system monoclinic Class Silicate ...

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

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

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

Chemical formula NaAlSi 3 OR 8 Crystalline system triclinic Class silicates Origi...

Chemical formula SrSO 4 Crystalline system orthorhombic Class Sulfates Origin M...

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

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

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