Ball stamp
/ˌbɔːl ˈstamp/(also Ball's stamp) Now historical
noun
A stamp mill utilizing a steam hammer, formerly used in the United States for crushing ore.
Origin
Mid 19th century; earliest use found in Mining Magazine & Journal Geology. In some forms from the genitive of the name of W. Ball, the inventor + stamp. In some forms from the name of W. Ball + stamp.
- Malpighian cell
- Malpighian corpuscle
- Malpighian layer
- Malpighian tube
- Malpighian tubule
- Malpighi, Marcello
- malpita
- malpitte
- Malplaquet, Battle of
- malposed
- malposition
- malpositioned
- malpractice
- malpractitioner
- malpraxis
- malpresentation
- Malraux, André
- malrotation
- MALS
- malt
- Malta
- Malta fever
- maltalent
- maltase
- malt-combs