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<p>[QUOTE=&quot;TallCakes, post: 428411, member: 107&quot;]the best way to observe the green fluorescence (glow) in EAPG crystal is with a black light in total darkness. Turning the glass will show the &#039;glow&#039; at the glass edges and in the design details. It is a bit difficult to photograph since that requires long exposure times. Photos more easily show the purple reflection of the black light; so you have to carefully position the glass to capture the fluorescence.</p><p><br /></p><p>here&#039;s an example with an original Fostoria 1641; notice the yellow-green at the thick edge of the plateau and in the detailing shown in the bottom of the plateau:</p><p><br /></p><p><img src="https://d3h6k4kfl8m9p0.cloudfront.net/stories/EoEMghYLQ2ftmert7hL9JA.jpg" class="bbCodeImage wysiwygImage" alt="" unselectable="on" /></p><p><br /></p><p>compared to the Centennial II reissue piece which is lead crystal; the &#039;glow&#039; in the center of this piece is from the adhesive used to join the plateau:</p><p><br /></p><p><img src="https://d3h6k4kfl8m9p0.cloudfront.net/stories/rz76yWyodWpA6rbFx.aNiw.jpg" class="bbCodeImage wysiwygImage" alt="" unselectable="on" />[/QUOTE]</p><p><br /></p>

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