Yellowheart

Family: Rutaceae - Order: Sapindales - Class: Magnoliopsida

Scientific name: Euxylophora paraensis

Trade name: Pau Amarelo

Also known as Pau-cetim, Brazilian Boxwood and Brazilian Satinwood.

Origin: Brazil

Instrumental uses:
Guitar back and sides, fingerboards, bridges, head plates and bindings.

Tonal properties:

Very responsive, loud and clear tap-tone. Sounds very loud with deep basses and a great overall frequency response with very brilliant separation on high frequencies. Used in fingerboards provides a very good transmission and sustained sound.

The grain can be straight or interlocked and the texture is typically medium to fine.

Easy to work but  sometimes due to interlocked grain may cause some working difficulties. Glues and finishes well.

Is stiff and very resistant with an average dried weight nearly of 52  lbs/ft3 or 825 kg/m3. 

It is a dominant tree, it attains heights of about 40 m and diameters of 100 cm. Grows on Brazil's Eastern coastline from the equator South to Rio. The natural growth range of this species is reported to be restricted to the non-inundated forests of the lower Amazon basin in Brazil.

The sapwood and heartwood are not clearly differentiated. The wood is lemon yellow becoming yellowish pale brown color with flamed silver stripes.

CITES status is unrestricted. Is not reported on the IUCN Red List.