Synchysite-(Ce)
US highway 5 road cut, Putney, Windham County, Vermont, USA
Photo of zoned synchisite-(Ce) crystal. Mineralization occurs as crosscutting veinlets in phyllite. Associated minerals (not shown) include quartz, adularia, anatase, "chlorite", minor pyrite, and occasionally lanthanite-(La) and ancylite-(Ce).
See https://www.mindat.org/photo-934964.html for analysis.
Photo was taken using a Canon ...