1. Industrial Minerals: These are used in various industries for manufacturing, construction, and other purposes. Examples include:

* Construction Materials: Sand, gravel, limestone, gypsum, clay

* Chemical and Industrial Minerals: Salt, sulfur, potash, phosphate rock, boron

* Gemstones and Precious Minerals: Diamonds, emeralds, rubies, sapphires

* Other Industrial Minerals: Mica, talc, asbestos, graphite

2. Dimension Stones: These are quarried and used in their natural state as building materials. Examples include:

* Granite

* Marble

* Limestone

* Sandstone

* Slate

It's important to note that some minerals can be classified under both groups, depending on their usage. For example, limestone can be used as a construction material (dimension stone) or as a source of calcium (industrial mineral).