Difference between revisions of "Ballas"
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== Description == | == Description == | ||
| − | Small, imperfectly crystallized pieces of [ | + | Small, imperfectly crystallized pieces of [[diamond]]. Ballas stones are rounded with no distinct cleavage. They are extremely hard and tough. Ballas is mined in Brazil and South Africa. The industrial grade diamond is primarily used as an abrasive. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
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shot bort; industrial grade diamond | shot bort; industrial grade diamond | ||
| + | ==Physical and Chemical Properties== | ||
{| class="wikitable" | {| class="wikitable" | ||
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[[media:download_file_183.pdf|Properties of Common Abrasives]] | [[media:download_file_183.pdf|Properties of Common Abrasives]] | ||
| − | + | ==Resources and Citations== | |
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| − | == | ||
* ''Van Nostrand's Scientific Encyclopedia'', Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976 | * ''Van Nostrand's Scientific Encyclopedia'', Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976 | ||
| − | * ''Encyclopedia Britannica'', | + | * ''Encyclopedia Britannica'', https://www.britannica.com/topic/Britannica-Online Comment: "industrial diamond" [Accessed March 4, 2002]. |
[[Category:Materials database]] | [[Category:Materials database]] | ||
Latest revision as of 15:48, 1 May 2022
Description
Small, imperfectly crystallized pieces of Diamond. Ballas stones are rounded with no distinct cleavage. They are extremely hard and tough. Ballas is mined in Brazil and South Africa. The industrial grade diamond is primarily used as an abrasive.
Synonyms and Related Terms
shot bort; industrial grade diamond
Physical and Chemical Properties
| Composition | C |
|---|---|
| Mohs Hardness | 10 |
Comparisons
Properties of Common Abrasives
Resources and Citations
- Van Nostrand's Scientific Encyclopedia, Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976
- Encyclopedia Britannica, https://www.britannica.com/topic/Britannica-Online Comment: "industrial diamond" [Accessed March 4, 2002].