Can halite scratch pearl

Can you think of toxic substances listed in the Gizmo? What is the science definition of a plain? Why does the rotation f earths require people to establish time zones? Which country is located 19 degrees north latitude 154 degrees west longitude? How many 1235 kg to psi? Is a parsley plant a young parsnip plant? Would an extra pair of wings on a fruit fly help or hinder it? Where on the periodic table can you find an element that has the same chemical properties as another element but is more massive than that element? What planets are make up totally of gas? Can you use all natural solar salt in your pool? What is the abstract noun for captain? What is the effect of dopamine on the cells of the GPi? What relationship does Avogrados law describe? Why do all of the stars in a constellation appear closer together? Can tidal energy can classified as a biotic resource? What does organic chemistry deal with? What are the the capitas of US? Is MgCl soluble? How do you avoid microbial contamination in plant tissue culture lab? How does pex change the property of a polymer changing shape when heated?

Can halite scratch pearl?