chipped

Hi I've got a stone resin shower tray like the one in the link below: https://www.amazon.co.uk/Rectangular-1200x900mm-Stone-Shower-Enclosure/dp/B005AFVYSW/ref=sr_1_5?keywords=shower+tray+1200+x+900&qid=1556089283&refinements=p_89%3AiBathUK&rnid=1632651031&s=gateway&sr=8-5 Its got a chip in the...

I asked in DIY disasters, but got told to post in here...