Thursday, July 12, 2018

Iris

Japanese Iris Geisha
This from Kingwood Center, June 2006.

Japanese Iris Silver Filigree
From same place and time.


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Monday, July 9, 2018

Mordenite

Mordenite
This sample is from North Island, New Zealand.

The chemical formula is:  (Ca, Na2, K2)Al2Si10O24·7H2O.  The mineral was first described in 1864 by Henry How.  He named it after a small community; Morden, Nova Scotia, Canada.

Mordenite
I was mesmerized by its geography.

Mordenite
This mineral is useful commercially for absorbents, feed supplements, water treatment, sports turf and slow release fertilizer.
 
Mordenite
Thanks to Wikipedia and Mindat.org for the information provided.

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