I do not know enough about metals to say whether the lead-aluminum alloy would be more likely for form those structures. I just know that aluminum will dissolve in some liquid metals (like mercury). I think one form of the process is called Liquid Metal Embrittlement. On Tue, May 14, 2013 at 3:08 PM, Justin Richards wrote: > > Could it also be that some of the aluminum dissolved in the molten lead > and > > alloyed with it? > > > > Are you suggesting that as an alloy it would be better suited to reproduc= e > the coral like structures. I am tempted to repeat the experiment with an > aluminium pot. > > Interesting ... when I stated that I did not use kitchen pots, I really > meant that I used a kitchen pot that was no longer used in the kitchen or > for food. It was as it turns out stainless steel. > > Justin > -- > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .