Minerals

tourmaline-crystal The magazine has regular featured mineral article most issues, everything from creation, abundance to crystal lattice and structure.
Rocks, stones crystals, gems all formed from minerals or the combination of, made up of atoms and electrons and formed with distinctive characteristics, shapes and structures.
Often formed by volcanic activity, magma, compression and evaporation of water.
Several known structures are seen including cubic, tetragonal,hexagonal,monoclinic, triclinic, orthorhombic.
The magazine always has a range of suppliers that stock minerals both common and hard to find.

Excerpt from report on tin minerals in issue 40

 

 

 

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Mexican Opal

by Dave Gibson
Opal was known to the Aztecs by the name Vitzitziltecpa which means hummingbird stone, due to its similarity to the bright iridescent colours of the birds plumage. The original mining locations were lost during the Spanish conquest. They were rediscovered sometime in the early 1800's in the state of Queretaro, some 130 miles North West of the Mexico City.

Read more: Mexican Opal

petrified wood

A stone that once grew organically could be a description of just a few minerals, petrified wood is one of them, also known as fossil wood, agatised wood...
Although found in several locations around the world, USA, Europe, Japan, Australia our story is about petrified wood from Madagascar which is often prized as the source of the better colour examples with popular vivid reds and greens.

Read more: petrified wood

To see a list of mineral, crystal, gemstone, fossil shows/events both UK and worldwide visit our show page, if you organise or know of a show please get in touch to list it here.