What is a Mineral?

  The mineral collection exposed in the display cabinets of the museum exceeds the 500 units, that estan classified following the classification of H. Strunz , that classifies them taking care of as it is the negative part main and its structure that the mineral forms, giving like result the appearance of 9 different groups.

I Native Elements = > Gold, Silver, Copper, Graphite, Bismuth, Arsenic, etc...
II Sulphides = > Pyrite, Lead Sulphide, Blende, Cinnabar, Antimonite, Rejalgar, etc...
III Halogenuros = > Normal and Blue Halite, Silvine, Fluorite, Atacamite , etc...
IV Oxides and Hidróxides = > Magnetite, Hematite, Corundum, Gleamite, Goetite, etc...
V Carbonates, Borates... = > Calcite, Dolomite, Magnesite, Aragonite, Borax , etc...
VI Sulphates... = > Gypsum, Anhydrite , Glaubertite, Barytes, Celestine, Thenardite, etc...
VII Phosphates, Vanadatos... = > Piromorfite, Apatite, Vivianite, Vanadite , etc...
VIII Silicates = > Quartz, micas, Cyanite, Amazonite, Tourmaline, Sepiolite , Anfibolite, etc...
Ix Organic Compounds= > Amber .

Thus some of the best units ( thumbnails):

Gypsum

Antimonite

Violet Quartz (Variety " Amethyst ")

Pyrite with Quartz

Geoda of quartz rutilado with Barytes

Fluorita

Almandino Garnet

Quartz Is transparent or Rock Crystal

. Calcite (Variety " Wing of Angel ")

Press on the image to see a photo of the mineral and its main characteristics

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Updated: February of 2001. Pages processed and maintained by E. Hernandez Torrego