clay mineral
noun
: any of a group of hydrous silicates of aluminum and sometimes other metals formed chiefly in weathering processes and occurring especially in clay and shale
Example Sentences
Recent Examples on the Web Cosmetic chemist Ginger King credits silica and clay mineral kaolin for keeping the smudginess at bay. 
Talia Gutierrez, Allure, 1 Mar. 2022 For newbies, the Club Mud package (which includes red clay mineral baths) is a mellow getaway. Los Angeles Times, 4 Nov. 2021 Orbiters circling Mars have detected a clay mineral called nontronite, which is found close to the actual Nontron on Earth, within this area on Mars. Ashley Strickland, CNN, 30 Mar. 2021 Or how kaolinite, a clay mineral, is used to make paper and ceramics and kitty litter? Stellene Volandes, Town & Country, 14 Dec. 2020 The clay minerals present in those rocks on the Martian surface could be similar to those in the ocean rock cracks. Ashley Strickland, CNN, 2 Apr. 2020 The forgers also sprinkled the forgeries with clay mineral dust—similar in composition to that found in the Qumran Caves—after the inking in an attempt to cover up the fact that old leather had been used instead of parchment. Jennifer Ouellette, Ars Technica, 23 Mar. 2020 Curiosity took images on September 9, 2015, of Mount Sharp, a hematite-rich ridge, a plain full of clay minerals to create a composite and rounded buttes high in sulfate minerals. Ashley Strickland, CNN, 20 Sep. 2019 Curiosity took images on September 9, 2015, of Mount Sharp, a hematite-rich ridge, a plain full of clay minerals to create a composite and rounded buttes high in sulfate minerals. Ashley Strickland, CNN, 20 Sep. 2019 See More
Talia Gutierrez, Allure, 1 Mar. 2022 For newbies, the Club Mud package (which includes red clay mineral baths) is a mellow getaway. Los Angeles Times, 4 Nov. 2021 Orbiters circling Mars have detected a clay mineral called nontronite, which is found close to the actual Nontron on Earth, within this area on Mars. Ashley Strickland, CNN, 30 Mar. 2021 Or how kaolinite, a clay mineral, is used to make paper and ceramics and kitty litter? Stellene Volandes, Town & Country, 14 Dec. 2020 The clay minerals present in those rocks on the Martian surface could be similar to those in the ocean rock cracks. Ashley Strickland, CNN, 2 Apr. 2020 The forgers also sprinkled the forgeries with clay mineral dust—similar in composition to that found in the Qumran Caves—after the inking in an attempt to cover up the fact that old leather had been used instead of parchment. Jennifer Ouellette, Ars Technica, 23 Mar. 2020 Curiosity took images on September 9, 2015, of Mount Sharp, a hematite-rich ridge, a plain full of clay minerals to create a composite and rounded buttes high in sulfate minerals. Ashley Strickland, CNN, 20 Sep. 2019 Curiosity took images on September 9, 2015, of Mount Sharp, a hematite-rich ridge, a plain full of clay minerals to create a composite and rounded buttes high in sulfate minerals. Ashley Strickland, CNN, 20 Sep. 2019 See More Word History
First Known Use
1937, in the meaning defined above