What's New:


 International News:


 2015  Meeting

Philadelphia, PA

July 25-29, 2015   



2016 Meeting

Friday July 22 - Tuesday July 26

Denver, Colorado



2017 Meeting

Friday May 26 - Tuesday May 30

New Orleans, Louisiana



  The election results are in !




Seeking Award Nominations

Nominate your favorite

scientist today



2015 Dues are due



Member News

Crystal Growing Competition

for Grades K-12


ACA History Portal

Articles & Videos
Now Online!


·Living History articles from RefleXions
·Award presentations and Historical  presentations at past ACA meetings



Celebrate IYCr14 with us




ACA Lecture Videos now on YouTube!



ACA RefleXions

Fall 2014


We are pleased to announce

our new journal

Structural Dynamics




UN declares 2014 as International Year of Crystallography



Help Us


2014 is the

International Year of Crystallography

and your help is needed

Click here

to see how you can help