an opal is a naturally occuring inorganic solid with a definite chemical composition with atoms arranged in a random pattern. Is an opal a mineral? Why
What is no because of random pattern of atoms
200
athletic director
What is Mr. Witthun
300
highly priced minerals for their rarity and beauty
What is a gem
300
full name and nationality of scientist who made a hardness scale
What is Frederick Mohs and German
300
two ways minerals form
What is cooling magma and minerals dissolved in water and the water evaporates
300
new technology consultant
What is mr. Baranowski
400
location of the mine where the Cullianan diamond was found?
What is South Africa?
400
comparison of the ratio of the weight of the mineral sample with volume of water of equal weight to the sample.
What is specific gravity
400
most abundant mineral family on earth
What is silicates
400
Anthony Lowe's cousin
What is Ms Divito
500
ore of aluminum
What is bauxite
500
mineral used on saw blades used to cut hard rock like limestone