Mac Coln / Joshua Bi

Period 1

Platinum

Platinum is in the elements class.Platinum is white-gray to silver-gray and usually

lighter than the platinum color of pure processed platinum.

Platinum’s luster is metallic.Platinum’s transparency is opaque.Platinum’s cleavage is absent.Platinum’s streak is steel-gray.Platinum’s hardness is 4 – 4.5.Platinum’s specific density is 14 – 19+ and pure

platinum has a specific density of 21.5.

Distinguishing Properties

As a pure metal, platinum does not contain any additional elements.

Chemical Composition

80% of the world’s platinum is found in South Africa.

The second biggest producer is Russia.The third biggest producer is the United

States.

Location, Location, Location

Platinum is mined and processed through extraction, crushing and milling, flotation, drying, smelting, and refining.

Mining and Processing

Platinum currently costs $40.62 per gram.

The Cost of Platinum

Due to its wear- and tarnish-resistant qualities, Platinum is used for making jewelry.

Platinum can also be used in surgical tools, laboratory utensils, coins, electrical resistance, and electrical contact points.

Uses of Platinum

Platinum in Crystal Form

A gemstone is a piece of mineral in cut and polished form.

Not all minerals are gemstones because not all minerals are cut and polished.

Mac’s birthstone is Turquoise.Josh’s birthstone is Topaz or Citrine (Quartz).

Gemstones