Avoid all concrete additives
https://enviroglasproducts.com/ Recycled glass products, Texas. Pay attention to what adhesive is used in making the wood slabs. Assure the panel under the laminate is VOC free. May need to custom build.
There is some concern about stone and marble countertops containing radioactive radiation. This depends on where the stone comes from. Radiation meters can be obtained to measure the radioactivity of natural stone products before purchase (https://quartarad.com/).
The plastic laminate or laminate counter tops is Volatile Organic Compounds (VOCs) free, but the adhesives and substrate may not be . One good combination is a Strawboard panel base with a plastic laminate topping adhered with water-based contact cement.