BYTOWNITE  , a See also:

• ROCK
• ROCK (O.Fr. rake, Sp. rota, Ital. rocca; possibly from a Lat. form rupica, from rupes, rock)
• ROCK, DANIEL (1799–187t)

rock-forming See also:

• MINERAL

mineral belonging to the See also:

• PLAGIOCLASE

plagioclase (q.v.) See also:

• SERIES (a Latin word from serere, to join)

series of the felspars . The name was originally given (1835) by T . See also:

• THOMSON, JAMES (1822-1892)
• THOMSON, JAMES (1834-1882)
• THOMSON, JAMES (r700-1748)
• THOMSON, JOHN (1778-184o)
• THOMSON, JOSEPH (1858-1895)
• THOMSON, SIR CHARLES WYVILLE (1830-1882)
• THOMSON, THOMAS (1773-1852)
• THOMSON, WILLIAM (1819-189o)

Thomson, to a greenish-See also:

• WHITE
• WHITE, ANDREW DICKSON (1832– )
• WHITE, GILBERT (1720–1793)
• WHITE, HENRY KIRKE (1785-1806)
• WHITE, HUGH LAWSON (1773-1840)
• WHITE, JOSEPH BLANCO (1775-1841)
• WHITE, RICHARD GRANT (1822-1885)
• WHITE, ROBERT (1645-1704)
• WHITE, SIR GEORGE STUART (1835– )
• WHITE, SIR THOMAS (1492-1567)
• WHITE, SIR WILLIAM ARTHUR (1824--1891)
• WHITE, SIR WILLIAM HENRY (1845– )
• WHITE, THOMAS (1628-1698)
• WHITE, THOMAS (c. 1550-1624)

white felspathic mineral found in a See also:

• BOULDER
• BOULDER (short for " boulder-stone," of uncertain origin; cf. Swed. bullersten, a large stone which causes a noise of rippling water in a stream, from bullra, to make a loud noise)

boulder near Bytown (now the See also:

• CITY (through Fr. cite, from Lat. civitas)

city of See also:

• OTTAWA

Ottawa) in See also:

• ONTARIO
• ONTARIO, LAKE

Ontario, but this material was later shown on microscopical examination to be a mixture . The name was afterwards applied by G . Tschermak to those plagioclase felspars which See also:

• LIE, JONAS LAURITZ EDEMIL (1833—1908)
• LIE, MARIUS SOPHUS (1842–1899)

lie between See also:

• LABRADORITE, or LABRADOR SPAR

labradorite and See also:

• ANORTHITE

anorthite; and this has been generally adopted by petrologists . In chemical See also:

• COMPOSITION
• COMPOSITION (Lat. compositio, from componere, to put together)

composition and in See also:

• OPTICAL

optical and other See also:

• PHYSICAL

physical characters it is thus much nearer to the anorthite end of the series than to See also:

• ALBITE

albite . Like labradorite and anorthite, it is a See also:

• COMMON

common constituent of basic igneous rocks, such as See also:

• GABBRO

gabbro and See also:

• BASALT

basalt . Isolated crystals of bytownite bounded by well-defined faces are unknown . (L . J .