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Various types of Minié balls. The four on the right are provided with Tamisier ball grooves for aerodynamic stability. James H. Burton's 1855 Minié ball design (.58 caliber, 500 grains) from the Harpers Ferry Armory. The Minié ball, or Minie ball, is a type of hollow-based bullet designed by Claude-Étienne Minié for muzzle-loaded, rifled ...
A smaller caliber Minié ball could be used to provide as much mass on target as the larger .69 caliber round ball. For these reasons, the Model 1842 was the last .69 caliber musket. The Army later standardized on the .58 caliber Minié Ball, as used in the Springfield Model 1855 and Springfield Model 1861.
Paper cartridge, Minié ball undersized to reduce the effects of powder fouling and for the skirt to grip the grooves when firing: Caliber.58 (14.7320 mm) Action: Percussion lock: Rate of fire: User dependent; usually 2 to 3 rounds per minute: Muzzle velocity: 1,000 ft/s (300 m/s) to 1,400 ft/s (430 m/s) Effective firing range
The Pattern 1851 Minié rifle was in use by the British Army from 1851 to 1855. 34,000 were made under the formal name of Regulation Minié rifle. [2] [3] The rifle was .702 caliber with the intent that in emergency it could fire musket balls.
The smoothbore barrel and inaccurate round ball were also being replaced by rifled barrels and the newly invented Minié ball. While older muskets had an effective range of about 50 to 100 yards (46–91 m), the Model 1855 had an effective range of 400 yards (370 m) and was deadly to over 1,000 yards (910 m).
The Enfield Pattern 1853 rifle-musket (also known as the Pattern 1853 Enfield, P53 Enfield, and Enfield rifle-musket) was a .577 calibre Minié-type muzzle-loading rifled musket, used by the British Empire from 1853 to 1867; after which many were replaced in service by the cartridge-loaded Snider–Enfield rifle.
The Mississippi rifle was originally produced in .54 caliber, using 1:66 rifling and no provision for fixing a bayonet. In 1855, the Mississippi rifle was changed to .58 caliber, so that it could use the .58 caliber Minie Ball that had recently become standard. Many older Mississippi rifles were re-bored to .58 caliber.
The carbine was a single-shot, percussion, breechloader used mainly by Union cavalry units. It used the .54 caliber Minie balls with paper cartridges which were loaded by lifting the top of the breech lever. The barrels were 22 1/8 inches and round with one barrel band. [3]