Polished Anthracite at Educational Innovations


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Polished Anthracite
RM-205

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Place this specimen in your hand and you will be surprised at its low density! With its shiny luster, it almost looks metallic! Polished anthracite (95% carbon) is an interesting example of an element classified as a metalloid, having properties of both metals and non-metals. Challenge your students to identify this black material by determining its density (1.35 g/cc). Imagine their surprise to discover that it is a piece of coal! 3 pieces, 2.5 to 4 cm each.

Graphite from the Franklin Pierce Mine

Show students a chunk of graphite from an old historic mine in New Hampshire. They will be fascinated with the idea of writing with a piece of mineral.

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These beautiful nuggets of native copper were found in the Keweenaw Peninsula of Michigan.

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