Minerals: Native Elements

Minerals are defined by five criteria: 1. Naturally Occurring, 2. Inorganic, 3. Solid, 4. Defined Chemical (Atomic) Formula, and 5. A unique set of physical properties.

Native Elements

-are free, uncombined elements what are classified into three groups: Metals such as gold, silver, and copper; semimetals such as arsenic and antimony; and non-metals, including carbon and sulfur.

Metals

Gold band in Quartzite

Gold Flakes

Native Silver Flakes

Native Silver

Native Silver on Quartz

Native Silver

Native Copper

Native Sulfur

Native Copper

Oxidized Native Copper

Oxidized Native Copper

Semimetals

Native Bismuth

Man-made Bismuth

Man-made Bismuth

Arsenic

Non-metals

Native Sulfur

Native Sulfur

Native Sulfur

Rough Diamond

Native Graphite

Native Graphite

Click here to see my mineral teaching display.

Data: Pellant, Chris. Smithsonian Handbooks: Rocks and Minerals, The clearest recognition guides avaiable. A Dorling Kindersley Book.

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