[DOC] [TLE] Diamond - Wikipedia [PAR] Diamond is a metastable allotrope of carbon, where the carbon atoms are 
arranged in a .... As diamond's crystal structure has a cubic arrangement of the 
atoms, they have ... These minerals are rich in chromium (Cr) or titanium (Ti), 
elements which ... Diamond is the hardest known natural material on both the 
Vickers and the... [DOC] [TLE] How can graphite and diamond be so different if they are both ... [PAR] May 20, 2002 ... Both diamond and graphite are made entirely out of carbon, as is the more ... The 
way the carbon atoms are arranged in space, however, ... The differing properties 
of carbon and diamond arise from their distinct crystal structures. ... and is the 
hardest material known (designated as 10 on the Mohs scale). [DOC] [TLE] Diamond - Carbon Chemistry & Crystal Structure - About.com [PAR] Here, learn about the chemistry and crystal structure of diamonds, as well as their 
... the related word adamas, which means 'hardest steel' or 'hardest substance'. ... 
One such meteorite is known to contain tiny diamonds over 5 billion years old. ... 
to four other carbon atoms via the strongest chemical linkage, covalent bonds. [DOC] [TLE] Scientists Discover Material Harder Than Diamond - Phys.org [PAR] Feb 12, 2009 ... ... diamond is regarded to be the hardest known material in the world. ... because 
lonsdaleite is made of carbon atoms and w-BN consists of boron ... Unusual 
quantum liquid on crystal surface could inspire future electronics. [DOC] [TLE] Diamond no longer nature's hardest material | New Scientist [PAR] Feb 16, 2009 ... Now a rare natural substance looks likely to leave them all far behind ... has a 
similar structure to diamond, but is made up of different atoms. [DOC] [TLE] BBC - Future - The quest to make a crystal harder than diamonds [PAR] Aug 18, 2016 ... Diamonds are formed from the same carbon atoms that also make up the soft ... 
First created in 1957 and known as cubic boron nitride, it was initially ... But they 
found while the new material was harder than crystals of cubic ... and rather than 
being made from a single crystal lattice of carbon atoms like the... [DOC] [TLE] DIAMOND (Carbon) - Mineral Gallery [PAR] It is well known that Diamond is the hardest substance found in nature, but few 
people ... heat better than anything - five times better than the second best 
element, Silver! ... Lattice Density: The atoms of Diamond are packed closer 
together than are the ... The strongest ropes can likely be made from another 
carbon material,... [DOC] [TLE] Minerals - Tulane University [PAR] Aug 31, 2015 ... and a characteristic crystalline structure (atoms are arranged within the mineral ... 
Since minerals (in fact all matter) are made up of atoms, we must first review 
atoms. ... Each chemical element has nearly identical atoms. .... At higher T and P 
the stable form is diamond, the hardest natural substance known. [DOC] [TLE] Grades 45: Earth Science - Education Place [PAR] For one thing, it is the hardest known substanceit can scratch anything and 
nothing else ... How can diamond and graphite be made of the same element? ... 
If the pressure had dropped during crystallization, the carbon atoms would have... [DOC] [TLE] Diamond and Graphite - GemSelect [PAR] Jul 24, 2008 ... Diamond and graphite are both crystalline forms of the element carbon. ... Yet 
diamond is the hardest mineral known to man (10 on the Mohs ... Also, if graphite 
is so soft, how can it be used as a high-tech material ... The carbon atoms in 
diamond, on the other hand, have strong bonds in three dimensions. [DOC] [TLE] Atoms [PAR] Atoms are the smallest fraction of an element that can exist, and still show the ... 
Atoms themselves are composed essentially of electrons (1 negative charge), 
protons ... By above definition, all minerals have a crystalline structure. ... In 
contrast, diamond is denser, often transparent, and the hardest substance known 
to man. [DOC] [TLE] Diamond - Gem and Industrial Uses -

Question: Diamond, the hardest known substance, is made of crystallized atoms of this element
Answer: Carbon