SYLVANITE  , a See also:

• MINERAL

mineral consisting of See also:

• GOLD
• GOLD [symbol Au, atomic weight 195.7(H = 1),197.2(0 =16)]

gold and See also:

• SILVER

silver telluride, AuAgTe4, containing gold 24.2 and silver 13.3 %; an important ore of gold . Crystals are See also:

• MONOCLINIC

monoclinic and often very See also:

• RICH, BARNABE (c. 1540-1617)
• RICH, CLAUDIUS JAMES (1787-1821)
• RICH, JOHN (1692-1761)
• RICH, PENELOPE, LADY (c. 1562–1607)
• RICH, RICHARD, 1ST BARON RICH (1490?-1567)

rich in faces; they are frequently twinned, giving rise to branching forms resembling written characters; on this See also:

• ACCOUNT
• ACCOUNT (through O. Fr. acont, Late Lat. comptum, cornputare, to calculate)

account the mineral was See also:

• EARLY
• EARLY, JUBAL ANDERSON (1816-1894)

early known as " graphic gold " or " graphic See also:

• TELLURIUM [Symbol Te, atomic weight 127.5 (0=16)]

tellurium " (Ger . Schrifterz) . It was also known as " 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 gold," the See also:

• COLOUR (Lat. color, connected with celare, to hide, the root meaning, therefore, being that of a covering)

colour being See also:

• TIN (Lat.- stannum, whence the chemical symbol " Sn "; atomic weight =117.6, 0=16)

tin-white with a brilliant metallic lustre . The hardness is 2 and the specific gravity 8.2 . It occurs with native gold in See also:

• VEINS

veins traversing See also:

• PORPHYRY (IlopcPisptos) (A.D. 233-c. 304)

porphyry at Offenbanya and Nagyag, near See also:

• DEVA (mod. Chester)
• DEVA (Sanskrit " heavenly ")

Deva in Transylvania (from which See also:

• COUNTRY (from the Mid. Eng. contre or contrie, and O. Fr. cuntree; Late Lat. contrata, showing the derivation from contra, opposite, over against, thus the tract of land which fronts the sight, cf. Ger. Gegend, neighbourhood)

country it takes its name) ; also at several places in 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 See also:

• COUNTY (through Norm. Fr. comae, cf. O. Fr. cunte, conk', Mod. Fr. comae, from Lat. comitatus, cf. Ital. comitato, Prov. comtat; see COUNT)

county, See also:

• COLORADO

Colorado, and at Kalgoorlie in Western See also:

• AUSTRALIA

Australia . Sylvanite may be readily distinguished from calaverite (AuTez) by its perfect cleavage in one direction (parallel to the See also:

• PLANE

plane of symmetry), but in this See also:

• CHARACTER (Gr. xapareri7p, from xap&crew, to scratch)

character it resembles the very rare orthorhombic mineral krennerite ([Au, Ag]Tez) . (L . J .