S6 EAR'I'HS. calcareous. 13. Schiftofp. 14, Inolith. 
13 . SCHISTOSPATUM. Confining of carbonate 
of lime, a larger proportion of carbonic acid gas, 
and water : cffervefcing with acids : iamelJar, 
with the foliations curved, parafitical, foft, break- 
ing into indeterminate fragments, lightifb, a lit- 
tle greafy to the touch; crackling in the fire. 
'fsiiU, Sr.HISTOSPATUM, 
!. With the fibres curved. • 
Spatum folubile. Zjli. nat. xii. 3. p, 48 a, 3, 
Spatum lamellofum. Wall fyst. i./. 138. n. 2. 
bpatiiar lanielloiiiin. llromt. mi»^ JeQ. 101, 2« 
PJatea Tpar. Rcbmetjjer tnhural. i.p. 225. 
Argentine, Kirwan mineral, 104. 
bchieferfpar. Them/, ch •'mif!, ^ , p, 61a. 
With the fibres undulate. 
Spatum undatuni. Sjfl. nat. xii. 3./. 49. », 4. 
.Fo'.ind near Sclivar/zenbnrg and Konigsburg in Saxony, and iu 
the fpara pit in It-rrjyay, 2) near Kopmunneficel in Sweden, 
in irregular ntalfe:. and very brittle : colour grey ilh, reddilli 
or greeniflt. white, ivith a filvery greafy luftre, or fimilar to 
mother of pear) j lometimes opa/ie or nearly fo, rarely dia- 
phanous, may be fcratched with the nail : ' when heated to 
redneis it turns reddifh-browii, and at a degree of 155 is 
converted partly into a hrown porcelane mafs, partly into a 
rcddiih. brown glals. Mi . AV’-ecn,: fiippofcs it to contain 
carbonate of lime, lilica, and oxycie of iron. 
14' INOLITH Ids. Conliltjng of carbonate of 
lime, carbonic acid gas, and a little iron : en- 
tirely foluble in nitric acid with effervefcence : 
fibrous, parafitic, iufc, lightifh, breaking into 
indeterminate fragments. 
Jilamentosus With the fibres parallel. 
Styriuni marmoreuai. Sysf. nat. xii, 3./. 47, 2. 
Alabalfrites. Itt Scan. 121. 
Calcar, figuiat. hlamenl. Wall. fys,. \.p. izj. n. 6, a 
Fibrous limelionc. Alabalter. Kirnvan. 1.^. 88. 
'l otus. SchmaJjer mineral, i.^. 218. 
2. With the fibres tranfverfe. 
Stalaititcs lliiiaceus. Syst. nat. xii, 3. p. 184, n, 8. 
