USITC Staff Report: Quartz Surfaces from India and Turkey staff report USITC | Page 20

both composed of silicon oxide. Glass slabs share similar physical characteristics and properties as quartz slabs, but glass slabs are more susceptible to breakage and staining. 35 Figure I-1 Quartz surface products: Samples of quartz surface products surface patterns Source: Quartz Surface Products from India and Turkey, Investigation Nos. 701-TA-624-625 and 731-TA- 1450-1451 (Prelim), USITC Publication 4919, July 2019, p. I-12. 35 Countertop Guides, “Pros and Cons of Glass Countertops,” https://countertopguides.com/guides/pros‐and‐cons‐of‐crushed‐glass‐countertops.html (retrieved March 9, 2020). I‐14