Please visit your local Home Depot for assistance with your project.
and how big are they
No special cleaning product is needed to clean Silestone. It is suggested that bleaches and harsh chemicals should be avoided.
It would depend on size and depth of chip. Please inquire with fabricator that installed the countertop for assistance.
Hello Kate, Thank you for your recent inquiry about the 4 in. x 8 in. Quartz Countertop Sample in Statuario. Countertops are sold as a furnish and install item. To determine pricing and availability, you may want to call or stop by your local Home Depot store to talk to one of our Kitchen and Bath professionals. You can also call us at 866-314-3976 for more information. For any other questions, please call us at HomeDepot.com Customer Service 800-430-3376. Thank you for shopping Home Depot.
The sizes available for the countertop are: -4" x 8" -2" x 2" -10" x 5" -3" x 5"
You would need to go to the Countertop Installation page on Homedepot.com to see options.