Instruction: Using the product's title, description, features, price, and brand, identify and retrieve the values associated with a specified set of target attributes. Output the extracted values along with their respective sources (e.g., title or feature) indicating where each value was found.

Input:
Product title: SCHOCK SOLN175U042 SOLIDO Series CRISTALITE 70/30 Undermount Double Bowl Kitchen Sink, Concrete
Product description: The SCHOCK SOLN175U042 SOLIDO Series Double Bowl Kitchen Sink features clean, modern lines with a beautiful Concrete finish and is made for undermount installation on 36-inch cabinets. This sink has a double bowl design for an overall 33-inch height and 20-3/4-inch width with 9-inch and 7-inch bowl depths. Made of durable, impact-resistant CRISTALITE, this material is similar to natural granite in many ways but is stronger and 3-times harder than natural granite. The material's ultra-fine, non-porous finish makes it impossible for foods and liquids to stick to the surface, eliminating bacteria and food contaminants. The model features an odorless, stain-resistant and non-porous finish so the rigors of everyday use vanish without a trace. ProHygienic 21 Technology leaves no place for bacteria to thrive. Heat-proof up to 535-Degrees Fahrenheit. Large bowl measures 18-5/16-inches high by 18-1/2-inches wide by 9-inches deep. Small bowl measures 11-15/16-inches high by 15-inches wide by 7-inches deep. Finished in Concrete for a lighter Earth tone without the rough and abrasive surface of real concrete. Fits 36-inch cabinets. Made in Germany. cUPC certified. 3-5/8-inch drain hole. Countertop fabricator must use the cut-out template provided with the product and compare it with the physical product. SCHOCK is not responsible for errors made when incorrect template is used. The SCHOCK SOLN175U042 SOLIDO Series Double Bowl Kitchen Sink comes with a limited lifetime warranty to protect against any defect in material or workmanship. As an international leader in the granite sink and sink accessories industry, SCHOCK revolutionized the industry by inventing the first granite sink in the 1980s and today, these same methods of production are being used to manufacturer beautiful, modern-day granite sinks. Visit www.amazon.com/schock for more information on SCHOCK and our extensive line of products., The combination of classic design and ultra-modern materiality creates an exceptionally high-grade sink. Designed with straight lines and appeal, this sink fits perfectly into any style of kitchen.
Product feature: Double bowl measures 33-inch high and 20-3/4-inch wide with 9-inch and 7-inch bowl depths, For undermount installation on 36-inch cabinets, Made of a material that's stain-resistant, odorless and 3-times harder than natural granite, Finished in concrete for beautiful Earth tone, Limited Lifetime Warranty
Product brand: Schock
Target attributes: Material
Answer: attribute: material
value: granite
source: product feature
attribute: material
value: granite
source: product description