Different Formats for Different Numeric Values (Format Function) A user-defined format expression for numbers can have from one to four sections separated by semicolons. If the format argument contains one of the named numeric formats, only one section is allowed.
Because streak is a more accurate illustration of the mineralâs color, streak is a more reliable property of minerals than color for identification. Hardness is one of the better properties of minerals to use for identifying a mineral. Hardness is a measure of the mineralâs resistance to scratching.
There are different ways for people to identify minerals. A few physical properties that are used include hardness, luster and streak color. Clicking on the Physical Properties of Minerals title will open up an interactive slideshow that introduces students to some physical properties of minerals.This interactive slide show exemplifying different physical properties used to identify minerals is a great way to introduce the concept. few physical properties that are used include hardness, luster and streak color. Clicking on the Physical Properties of Minerals title will open up an interactive slideshow that introduces students to some physical properties of minerals.