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Variegated ebony is a group of valuable hardwood varieties, generally obtained from several species in the genus Diospyros, related to genuine ebony. The wood has been used for furniture but also in carpentry , luthiery , and sculpture .
Cross-section of an unprocessed piece of ebony wood. Ebony is a dense black/brown hardwood, coming from several species in the genus Diospyros, which also includes the persimmon tree. A few Diospyros species, such as macassar and mun ebony, are dense enough to sink in water. Ebony is finely textured and has a mirror finish when polished, making ...
When testing wood in lumber form, the Janka test is always carried out on wood from the tree trunk (known as the heartwood), and the standard sample (according to ASTM D143) is at 12% moisture content and clear of knots. [3] The hardness of wood varies with the direction of the wood grain. Testing on the surface of a plank, perpendicular to the ...
The sap wood of Diospyros ebenum is light-yellowish gray, with a glossy-black core occasionally containing light fibers. The wood also has metallic gloss with fine, smooth texture whose grains can be straight, a bit chaotically organized and wavy. Sawn block of Diospyros ebenum. In Sri Lanka, it is illegal to harvest and sell ebony wood.
Diospyros crassiflora, commonly known as Gaboon ebony, African ebony, Cameroon ebony, Nigeria ebony, [3] West African ebony, [4] and Benin ebony [5] is a species of lowland-rainforest tree in the family Ebenaceae that is endemic to Western Africa.
The value for shown in the table was calculated using this formula and a thickness of 3.0mm=0.118″, or a little less than 1/8". When wood is used as the neck of an instrument, it can be described using beam theory .
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Individual species valued for their hard, heavy, dark timber, are commonly known as ebony trees, while others are valued for their fruit and known as persimmon trees. Some are useful as ornamentals and many are of local ecological importance.