Use groups earth materials by what people actually do with them. Wikipedia notes that "since antiquity, varieties of quartz have been the most commonly used minerals in the making of jewelry and hardstone carvings," a use that has nothing to do with the mineral's scientific classification. This dimension connects a material to its place in human hands rather than only in the ground.
Facts
Comparison
Formation OriginFormed by the cementation of accumulated mineral or organic sediment particles at the surface. 1 Use
Connections
Sources
1. Wikipedia: Sedimentary rock
WikipediaLead sectionQuote, Lead section
Sedimentary rocks are types of rock formed by the cementation of sediments-i.e. particles made of minerals (geological detritus) or organic matter (biological detritus)-that have been accumulated or deposited at Earth's surface.
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