What kinds of Rocks or
Minerals is this bike made of?
Answers!
The following lists the
elements that contribute to the different parts of the bike. Those denoted with*
are minerals,
and ** are rocks. A mineral is a naturally occurring element or
chemical compound that is crystalline. A rock is
generally considered to be an
aggregate of minerals.
Metal
parts of bike: pedals, frame,
pedal cranks, chain, etc.
Titanium
Iron
Chromium
Tungsten
Manganese
Molybdenum
Aluminum
Zinc
Nickel
Magnesium
Sulfur
Fluorite*
Marble**
Limestone**
Rubber
and plastic parts: seat, tires,
brake pads, helmet, etc.
Petroleum products
(derived from crude oil)
Marble**
Mica*
Talc*
Clay (either a mineral group or rock type)
Barite*
Wollastonite*
Titanium
Halite*
Sulfur |
Glass parts: mirror,
reflectors
Silica or Quartz sand
Sodium carbonate minerals
Borate minerals
Silver
Dolomite*
Barite*
Magnesite
Batteries
Zinc
Manganese
Lead
Paint
Titanium dioxide*
Iron oxide*
Mica*
Talc*
Clay (mineral group and/or rock type)
Wollastonite*
Molybdenum
Silica*
Sulfur
Barite* |
Significant amounts of
the following elements and minerals are also obtained through recycling:
Aluminum, Chromium (as stainless steal), Iron and Iron steel, Lead, Magnesium,
Nickel (as stainless steel), Silver, Titanium, Tungsten, Zinc and Silica (from
glass containers).
The U.S. Geological Survey publishes mineral commodity
reports. This and other information is also accessed from the webpage
http://minerals.usgs.gov/minerals
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