Stockton and Stanley Hill clay deposits, Kootenai County, Idaho
The Stockton and Stanley Hill deposits, Kootenai County, Idaho, are about 25 to 30 miles east of Spokane, Wash.
Public-domain full text preserved in the Mountain Man Mining Library. Original source: pubs.usgs.gov.
.B J) F G K J K e.ir lair air Bigb Fine Weak Weak Good Fair Go d Pla.st1cit7 water
D1'7 ahrink88e Cone
sion s Cone 1+ g 9f15 01 g 01 g 9+- 01 g 9+ vl g 9+ l+ Fire ahrlnke&e
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13.5 , 14.o 4.s 4.o 4.o 4.o 4.o s.o 1s.o bsorptioa
20cS F.nd possibly sho ~db 3 .6. Color Soft L Be-r + Soft L Re-:Sr + Herd :Re.oJr Kari Re-Br Bard. Sp/Gtr Steel hard. D Jr Med. hard :a:i.-lle Ned. hard Ile-Br Med. hard Re-:Br Bezd :Br-Be Bard Steel hard M l3u. Steel hard De !ti Steel hard De :Bu Steel hard De Bu Steel hard Br Steel hard Bri Br-Be Steel hard Bri ~Be Steel hard .Br Be Steel hard Sp D Qr Steel hard Steel hard Steel hard Steel hard Steel hard Soft Soft - Med. hard Med. hard Med. hard Bard Soft Soft Soft Li Br L Ba. M Bu N :Bu Gr-!a. :L Br ll1 Ju. Bu Wh Wh Wh De Bu De :Bu. De Bu :au. :Br-Gr :Bu,..Br Condi ticm or Remarke Goocl Good Good Oood. Good Sl lgh t det'ormat ion: Oood Oood dark interior. "Good Good Good Good Cracked Craclced Cracked rev cracks Black spoh Bl.a.ck spots Good Good Good Good Good Good Vitreous: some warpage; blu gray Good; crumbles on edgee. Good; crumbles on edges. fba.11 body crack:s. Small body ere.cits. Small body cracks. Good Pwl1q Good Good Jled. hard Med. hard Med. hard Steel hard Steel hard Steel hard Ju-l3r :Bu-Br Ju-Br h.-Br "' Good Good Good D Br-Bl Gr-Wh Gr-Wb. Glazed surf ace Jacll7 cra.ckecl with 7ellow scum Badly cracked with 7ellow scwa Steel hard Gr-Wh !adly cracked with 7ellow scnm Steel ha.rd Li lb-Br l3a.dly cracked with 7ellow sewn t ri r . / 1 tion·ot Se e A. G!-q, tin akes very readily. From open cut (pl. l; coordinates 13 83()?; 5,4coX}. (Skeels. Sample No. l?, pp. 31-32. !. Red and fine-grained, sand7 clay with visible Dnlcovite. Slakes very readily. ~le of 6-foot f~ce at location of sample A. (Skeels, Sample Bo 13, 32.) o. Gray, tina-gra.ined clay. lakes very readily. horn dump of well (pl, l; coordir.ates 13,. (751'; 5.090X). (Skeels, Sample No. 14, pp. 32-33.) <lrq and light brown, fine-grained clay containing mscovi te. Slakes eadily. om dump of w 11 (pl. l; coordi~tes 13,87,T; 5,120X). 30 fe t ast of am,;le C. ( eels, Sample No. 15, p. 3,.) an and grey, lick, waxy clay ·1th yellow stain pots and few small concr tio o 11 onii Good dry strength. From drill hole No. 98 (~l ; or inete~ l ,600?; 5,SOO ), 3 feet below lower contact of upper ba alt fl . ( h t ~a.rrple St. 3, 19~4.)
White, mas ive, fin -gr ined clay. Slakes readily. J'rom 4-foot face of hole (pl. l; coordir.ates 13,570!; 3,36ox). (Skeels, Sample No. 19, PP 35-36.) G. Light gr~ and ti-in, in grained clay containing fine silt and muscovite. Very good dry strang h. cm pits (pl. l; coordinates 13.570?; 3.36ox). (Scheid, Sample St. 2, 1943.) H. Gray, silty, and mu. c 1c clay containing small fragments of plant remains. Good dry strength:. Frcm road cut (pl. l; coordinates 9. :,ooY; 2,9501). (Sch id, San:T.le St. 5, 1944.) I. Pink, tan, ana white granitic residual clay containill€ some muscovite and abundant large grains of quartz. Slake readily. Iaolinite is soft and powd ry From rod cut (pl. l; coordinates 9,9SOY; 2,5rox). (Scheid, sample 50, 193s.) The modulus of rupture for the fired test brick at ounds.
Ten, pink, and hi te granitic residual clay. Weak dry itrength. F.-o sam, road cu as arm el. (Scheid, Sample St. 4, 1944.) Gray-white, coar ... e-gra,ined cley. Slakes quickly& From dump of well behind house, tar.l y Hill. Bal! a mile east of sample L. (Slteela 1 Sample No. 17, np. 3 3,.) YelloYish gra:y. um-grained, sandy clay containing !'l'inor amount of small mu ccv te s. Slakes rea ily. From well and dump, 200 yard north of residenr f A. c. Power rench, Stanley Hill. (Skeels, ample No. 16, PP 33-34.)
M. Yellowish gray, fine-gr ined clq. Slakes slowly. One-fourth mile west of sample L; from dUI!lp of caved well east of house, Sta.nl y Hill. ( eels, Sample Bo. 18, 35 Abbrev,iat~ N De Bri l) Sp :a1 Color of Fired est Bricks Light dium De p :Bright Drk dotted 1oh Abbrsviatio:q W!1 Bu. :er Gr Be n ea.n.ing White :Bu.ff rown Gr~ Red Black
Plates & figures from the original
