One is a compound , the other an element , yet both galena and native lead are minerals .
方铅矿和自然铅，虽然一种是由化合物构成，另一种是由单元素构成，但它们二者都是矿物。
The research , which appears in thejournal of family psychology , was conducted by galena rhoades , senior researcher , scott stanley , research professor , and howard markman , professor of psychology .
