Chantilly porcelain
... that Chantilly porcelain, a "soft-paste porcelain" made from c.1730 is not a true porcelain because it lacks "china clay", kaolin?
... that <b id="mwEnw"><a href="./Chantilly_porcelain" id="mwEn0" rel="mw:WikiLink" title="Chantilly porcelain">Chantilly porcelain</a></b>, a "<a href="./Soft-paste_porcelain" id="mwEn4" rel="mw:WikiLink" title="Soft-paste porcelain">soft-paste porcelain</a>" made from c.1730 is not a true <a href="./Porcelain" id="mwEn8" rel="mw:WikiLink" title="Porcelain">porcelain</a> because it lacks "china clay", <a class="mw-redirect" href="./Kaolin" id="mwEoA" rel="mw:WikiLink" title="Kaolin">kaolin</a>?