Home / geochemistry


A tungsten carbide tipped drill bit used for drilling holes through bricks, tiles, and concrete.


Tungsten is the 74th element on the periodic table and is closely related to both chromium and molybdenum. Tungsten has

Tungsten Read More »

Zinc coating on iron sheeting displaying feathery needle-like crystals. The process of coating iron and steel for rust-proofing is known as galvanising.


Zinc is the 30th element on the periodic table. It has the symbol Zn, which is an abbreviation of zinke;

Zinc Read More »

Galena Crystals on Barite from Cerro de Pasco, Peru Image: CC


Lead is number 82 on the periodic table of the elements. It is the most stable of the high atomic

Lead Read More »

Banded iron formations, Pilbara, Western Australia


Iron is number 26 on the periodic table of the elements. Iron has the symbol Fe, which is an abbreviation

Iron Read More »



Silver, along with gold, has been prized by humanity since ancient times. It’s still one of the world’s most traded

Silver Read More »


Graphite is a form or “allotrope” of carbon. Another well-known allotrope of carbon is diamond, which goes to prove there

Graphite Read More »



Aluminium (or aluminum) is the thirteenth element on the periodic table. It has the symbol Al, which is an abbreviation

Aluminium Read More »

Scroll to Top