STEPHANITE  , a See also:

• MINERAL

mineral consisting of See also:

• SILVER

silver sulphantimonite, AgsSbS4; containing 68.s % of silver, and sometimes of importance as an ore of this See also:

• METAL
• METAL (through Fr. from Lat. metallum, mine, quarry, adapted from Gr. µATaXAov, in the same sense, probably connected with ,ueraAAdv, to search after, explore, µeTa, after, aAAos, other)

metal . Under the name Schwarzerz it was mentioned by G . See also:

• AGRICOLA (originally SCHNEIDER, then SCHNITTER), JOHANNES (1494-1566)
• AGRICOLA (the Latinized form of the name BAUER), GEORG (1490-1555)
• AGRICOLA, CHRISTOPH LUDWIG (1667-1719)
• AGRICOLA, GNAEUS JULIUS (A.D. 37-93)
• AGRICOLA, JOHANN FRIEDRICH (1720-1774)
• AGRICOLA, MARTIN (c. 1500-1556)
• AGRICOLA, RODOLPHUS (properly ROELOF HUYSMANN) (1443-1485)

Agricola in 1546, and it has been variously known as "See also:

• BLACK
• BLACK, ADAM (1784-1874)
• BLACK, JEREMIAH SULLIVAN (1810–1883)
• BLACK, WILLIAM (1841-1898)

black silver ore" (Ger . Schwarzgultigerz), brittle silver-ore (Sprodglanzerz), &c . The name stephanite was proposed by W . See also:

• HAIDINGER, WILHELM KARL, RITTER VON (1795-1871)

Haidinger in 1845 in See also:

• HONOUR (Lat. honos or lwnor, honoris; in English the word was spelled with or without the u indifferently until the 17th century, but during the 18th century it became fashion-able to spell the word " honor "; Johnson's and Webster's Dictionaries stereoty

honour of the See also:

• ARCHDUKE (Lat. archidux, Ger. Erzherzog)

archduke See also:

• STEPHAN, HEINRICH VON (1831-1897)

Stephan of See also:

• AUSTRIA
• AUSTRIA, LOWER (Ger. Niederosterreich or Osterreich unter der Enns, " Austria below the river Enns ")
• AUSTRIA, UPPER (Ger. Oberosterreich or Osterreich ob der Enns, " Austria above the river Enns ")

Austria; See also:

• FRENCH
• FRENCH, DANIEL CHESTER (1850– )
• FRENCH, NICHOLAS (1604-1678)

French authors use F . S . See also:

• BEUDANT, FRANCOIS SULPICE (1787—1850)

Beudant's name psalurose (from the See also:

• GREEK
• GREEK, ETRUSCAN AND

Greek i1saOvp6s, fragile) . It frequently occurs as well-formed crystals, which are orthorhombic and occasionally show indications of hemimorphism: they have the See also:

• FORM (Lat. forma)

form of six-sided prisms or See also:

• FLAT (a modification of O. Eng. flet, an obsolete word of Teutonic origin, meaning the ground beneath the feet)

flat tables terminated by large basal planes and often modified at the edges by numerous See also:

• PYRAMID

pyramid-planes . Twinning on the See also:

• PRISM (Gr. rrpivµa, properly a thing sawn, Irpii"ety, to saw)

prism-planes is of frequent occurrence, giving rise to pseudo-hexagonal See also:

• GROUPS
• GROUPS, THEORY

groups like those of See also:

• ARAGONITE

aragonite . The See also:

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

colour is See also:

• IRON [symbol Fe, atomic weight 55.85 (0=16)]

iron-black, and the lustre metallic and brilliant; on exposure to See also:

• LIGHT

light, however, the crystals soon become dull . The mineral has a hardness of 21 and is very brittle; the specific gravity is 6.3 .

Stephanite occurs with other ores of silver in metalliferous See also:

• VEINS

veins . Localities which have yielded See also:

• GOOD, JOHN MASON (1764-1827)

good crystallized specimens are See also:

• FREIBERG, or FREYBERG

Freiberg and Gersdorf near See also:

• ROSSWEIN

Rosswein in See also:

• SAXONY
• SAXONY (Ger. Provinz Sachsen)

Saxony, Chanarcillo in See also:

• CHILE, or CHILI (derived, it is said, from the Quichua chin , cold, or tchili, snow)

Chile, and exceptionally See also:

• CORNWALL

Cornwall . In the Comstock lode in See also:

• NEVADA
• NEVADA (a Spanish word meaning " snow-clad " or " snowy land," originally applied to a snow-capped mountain range on the Pacific slope)

Nevada massive stephanite and See also:

• ARGENTITE

argentite are important ores of silver . (L . J .