mudstone

"While walking to school, Sarah found a lost wallet on the ground. "

"That sedimentary is made of layers of sand and shells pressed together over time. "

"The children found interesting rocks and pebbles in the riverbed. "

"The ingredients, like flour and sugar, are the main constituents of the cake batter. "

"The art teacher showed us how to mold different clays into bowls and sculptures. "

"Several people have lost their suitcases. Whose have you found?"

"The geologist studied the rocks in the park. "

"The mountain climber carefully studied the rock formation before beginning her ascent. "

"This manuscript is the original."

"After the first coat of paint dried, he applied another layer."

"My grandfather brought a bottle of fine champagne for the family celebration. "

"The farmer grained his chickens every morning before collecting their eggs. "