the mineral sample did not scratch the glass plate. fingernail did not scratch the sample. If the hardness of the glass plate is about 5.5 and the hardness of fingernail is 2.5, which of the following best describes the mineral's hardness estimate?

Nigeria and south africa

They immigrated for religious freedom

I’m confused ///: : : :

Mexico has a host of environmental problems, including significant chemicalpollution  from factory discharges and waste dumping, but the main threat to itsbiodiversity  probably stems from  deforestation  and other natural habitat losses. forest habitat is lost for a number of reasons