IMAGES OF CLAY
| Halloysite - spheroidal | |
| From Turplu Mine, Balikesir, Turkey |  Early-stage spheroidal halloysite morphologies with sizes of 0.07 to 0.2µm, growing on the edge of feldspar grains. |
| Field of view approx. 3.5 microns wide | |
| Photo courtesy Ömer Işik Ece, Istanbul Technical University | |
| 891 x 694 pixel file (720 KB) - opens in a new window |
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| http://dx.doi.org/10.1346/CCMN.2007.0550102 | |
