Quantcast

Latest Abrasives Stories

2015-02-11 12:29:41

DUBLIN, Feb .11, 2015 /PRNewswire/ --Research and Markets

2015-02-05 23:10:22

Diamond Lighthouse has announced a contest to win a free diamond necklace.

2015-01-30 23:08:15

GIA announces the release of a comprehensive global report on Alumina Zirconia Oxide Abrasives.

2015-01-28 08:24:30

NEW YORK, Jan. 28, 2015 /PRNewswire/ -- Britannia Mining, Inc.

2015-01-27 12:24:28

LONDON, Jan.

2015-01-15 08:23:43

January 5th, Diamonds Delivered to US North East; Evidence of Britannia's Precious Stones Buy/Sell Capabilities NEW YORK, Jan. 15, 2015 /PRNewswire/ -- Britannia Mining, Inc.

2014-12-10 08:22:50

LONDON, Dec.

2014-12-04 12:29:15

Rethink Robotics' Baxter Robot Helps Klingspor ship more than 1.5 million sanding disks per week BOSTON, Dec.

Diamond grains from the Canyon Diablo meteorite
2014-11-25 04:49:07

Approximately 50 years ago, a large meteorite, named Canyon Diablo after the crater formed by the meteorite's impact in northern Arizona, was found to contain a new form of diamond with a hexagonal structure.

2014-11-24 23:11:30

Launching today, GetCerma.com is an ecommerce website offering Cerma with STM-3®, a unique automotive product that can help reduce harmful emissions and increase fuel efficiency in gasoline


Latest Abrasives Reference Libraries

28_e16534ea8c7ef40ad332fe9c4acaa1a9
2005-05-26 11:05:25

Corundum is the crystalline form of aluminium oxide and one of the rock-forming minerals. Corundum is naturally clear, but can have different colors when impurities are added. Transparent specimens are used as gems, called ruby if red, while all other colors are called sapphire. The word corundum comes from the Hindi kurand. The oxygen atoms in corundum are arranged in a hexagonal close-packing, with the smaller aluminium atoms occupying 2/3 of the octahedral gaps. The coordination of the...

More Articles (1 articles) »
Word of the Day
marcescent
  • Withering but not falling off, as a blossom that persists on a twig after flowering.
The word 'marcescent' comes from a Latin word meaning 'to wither'.
Related