1. 
   pseudomorphism
   process(es) whereby one mineral takes on the form of another mineral. The mineral having such form is called a pseudomorph and is said to be after the precursor mineral -- e.g., limonite pseudomorph after pyrite. Processes generally thought to be involved in such replacement are alteration, incrusta...
   Found op http://www.cst.cmich.edu/users/dietr1rv/gemrxAppB.htm
   
   
2. 
   Pseudomorphism
   Mineral formations with crystal shpaes which are not characteristic of the mineral. They develop because under certain conditions, crystals have dissolved away and the space left has been filled by another substance, during which process the crystal form has remained partially or wholly preserved.
   Found op http://www.quartznall.co.uk/azhealthguide.htm
   
   
3. 
   Pseudomorphism
   Pseu`do·mor'phism noun (Crystallog.) The state of having, or the property of taking, a crystalline form unlike that which belongs to the species.
   Found op http://www.encyclo.co.uk/webster/P/186
   
   
4. 
   pseudomorphism
   <chemistry> The state of having, or the property of taking, a crystalline form unlike that which belongs to the species. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found op http://www.mondofacto.com/facts/dictionary?pseudomorphism
   
   
5. 
   Pseudomorphism
   • (n.) The state of having, or the property of taking, a crystalline form unlike that which belongs to the species.
   Found op http://thinkexist.com/dictionary/meaning/pseudomorphism/
   
   

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