Scot. Steep; highly inclined.
See:stibiconite
a. An isometric mineral, Sb3 O6 (OH) ; pale yellow or chalky
white; in antimony ore deposits as an alteration of stibnite.
Syn:stibianite; stiblite.
b. The mineral group blindheimite, lewisite, partzite, romeite,
stetefeldtite, and stibiconite.
An orthorhombic mineral, SbNbO4 ; forms a series with
stibiotantalite.
A hexagonal mineral, Pd5 Sb2 ; sp gr, 9.5; occurs
with platinum ores; a source of platinum and palladium.
Syn:allopalladium
An orthorhombic mineral, SbTaO4 ; forms a series with
stibiocolumbite.
The ancient name for antimony and stibnite and now used in pharmacy for
the metal. See:stibnite
See:stibiconite
An orthorhombic mineral, Sb2 S3 ; dimorphous with
metastibnite; soft; metallic; may contain gold and silver; occurs in
massive forms and in vertically striated prisms having perfect cleavage,
in low-temperature veins and around hot springs; the chief source of
antimony. Syn:antimonite; antimony glance; gray antimony; stibium.
See also:stibnium
An ancient name for "stibnite" used (as in Egypt) as a cosmetic for
painting the eyes. See also:stibnite
A trigonal mineral, Mg6 Cr2 (CO3 )(OH)16 .4H
2 O ; hydrotalcite group; dimorphous with barbertonite; lilac
colored; in Dundas, Tasmania, Australia; Transvaal, South Africa;
Cunningsburgh, Shetland Islands; and Quebec, Canada.
A cartridge of explosive. BCI
a. A small vein (a scrin) not wide enough for shoulder room, Derbyshire,
U.K. Arkell
b. The selvage of mineralized country rock at the side of a vein.
Arkell
c. A rib or ore in a vein, or a small rake vein crossing the main vein,
Derbyshire, U.K. Arkell
d. U.K. A thin vein of ore or thin seam of clay in an ore vein.
Eng. Small veins that do not afford shoulder room.
A technique used in trench blasting, etc., in which a lower concentration
of charge is obtained by placing wooden pegs between every cartridge in
the hole thus halving the concentration. Langefors
See:standoff
A term applied when drilling rock or a formation so soft that the drill
bit tends to penetrate too rapidly and the circulation fluid is unable to
clear the cuttings away fast enough to prevent their adhering to and
compacting on the surfaces of the bit and other downhole drilling
equipment and/or the borehole sidewalls. CF:balling formation; gummy.
Long
The lowest water content at which a soil will stick to a metal blade drawn
across the surface of the soil mass. ASCE
Clay of low plasticity.
A steel angle or bar riveted or welded across the web of a built-up girder
to stiffen it. CTD
A clay that is firm when dry at depth but is intersected by cracks through
which water will seep easily. Clay deposits of this type are liable to
slips on hillside slopes. Syn:slickensided clay