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2. List of minerals recognized by the International ...

   en.wikipedia.org/wiki/List_of_minerals...

   This list includes those recognised minerals beginning with the letter B.The International Mineralogical Association is the international group that recognises new minerals and new mineral names; however, minerals discovered before 1959 did not go through the official naming procedure, although some minerals published previously have been either confirmed or discredited since that date.

3. List of minerals - Wikipedia

   en.wikipedia.org/wiki/List_of_minerals

   Differences in chemical composition and crystal structure distinguish the various species. Within a mineral species there may be variation in physical properties or minor amounts of impurities that are recognized by mineralogists or wider society as a mineral variety. Mineral variety names are listed after the valid minerals for each letter.

4. List of gemstones by species - Wikipedia

   en.wikipedia.org/wiki/List_of_gemstones_by_species

   Gadolinite; Gahnite; Gahnospinel; Garnet group: Pyralspite. Almandine; Pyrope; Spessartine; Ugrandite. Andradite. Demantoid; Melanite; Topazolite; Grossular ...

5. Beryl - Wikipedia

   en.wikipedia.org/wiki/Beryl

   As of 1999, the world's largest known naturally occurring crystal of any mineral is a crystal of beryl from Malakialina, Madagascar, 18 m (59 ft) long and 3.5 m (11 ft) in diameter, and weighing 380,000 kg (840,000 lb).

6. Category:Gemstones - Wikipedia

   en.wikipedia.org/wiki/Category:Gemstones

   Main page; Contents; Current events; Random article; About Wikipedia; Contact us

7. List of rock types - Wikipedia

   en.wikipedia.org/wiki/List_of_rock_types

   The following is a list of rock types recognized by geologists.There is no agreed number of specific types of rock. Any unique combination of chemical composition, mineralogy, grain size, texture, or other distinguishing characteristics can describe a rock type.

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9. Category:Crystals - Wikipedia

   en.wikipedia.org/wiki/Category:Crystals

   This page was last edited on 26 November 2019, at 06:09 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.