23 August 2010

Azurite

A gorgeous nummular-shaped specimen embedded in a matrix of kaolinized siltstone.  From the Malbunka Copper Mine, Areyonga, Alice Springs, Gardiner Range, Northern Territory, Australia.

Photo credit:  Eric C. Graff, posted at Mindat, via Minerals and Fossils.

4 comments:

  1. Lovely! So it's not a cobalt button, "rusting"? What was that word? You could pass this off as an old Roman coin or something. Or is an azurite crystal rarer?

    I really like the trillium(?) in your header, too.

    ReplyDelete
  2. nummular! just found a new nickname for my baby daughter :D

    ReplyDelete
  3. i just googled 'nummular'.
    gross! [most references are to a type of eczema]
    lol

    ReplyDelete

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