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Mineralogiska notiser 7–10

Leon. H. Borgström
- 01 Dec 1910 - 
- Vol. 32, Iss: 7, pp 1525-1545
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This article is published in Gff.The article was published on 1910-12-01 and is currently open access. It has received 2 citations till now.

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Geologiska Föreningen i
Stockholm Förhandlingar
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Mineralogiska notiser 7–10
Leon. H. Borgström
Published online: 04 Jan 2010.
To cite this article: Leon. H. Borgström (1910) Mineralogiska notiser 7–10,
Geologiska Föreningen i Stockholm Förhandlingar, 32:7, 1525-1545, DOI:
10.1080/11035891009443116
To link to this article: http://dx.doi.org/10.1080/11035891009443116
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A
f
7.
Selenhaltig Lillianit fran lilijiirvi.
Uti
den rfistlignste
nf
Iilijlirri gamlx sliiirpninpr triiffas
soni en siillsyntliet
(let
i
fiireliggnndc
nppsats
beslirifnn iiiine-
ralet tillsaniiiians
incd
l)lyglans,
kopparkis,
mngnetkis, arse-
nildiis,
pyrit
ocli
zinldhide,
grii
livnrts, riirlaktig andallisit
i
ovanligt
storn
kristnller,
hit
och
srart
gliiiinier saint
ge-
diget
gnltl
i
sin&
finn
flittror. Xineralet f'iirekoinmcr
i
pR
blyglaiis
relntivt rika stiillcii
:if
m;ilinen men
iifwn
i
lxnrts-
Gdror.
I>ess
fiirg
iir
ljust
blAgrA
till silfverhvit;
1,jusa.e
iin bly-
glniisen
och rnera bldnktig
iin
den
i
siimiiia sttiger
n8rrarande
arscnililiisen. Den I)ildilr
i
miilnicn inspr8ngda nflKnga
korn
af
till
ett
pi-
CIM
i
Ian&
lirillias lqriinsning oftnst
iir
nre-
gelhiinden, iiien stuudoni
tyclligt
polyedrisk,
i
Iivilket
fall
dcrns
form
pii
stntfcns ?tor oftast
iir
en
aABng
relititngel. Nine-
rnlets brattv\-tii risar
en
trAdig
st rill it^^
lilinnndc deli
pB
ska-
politens vnnlign brottytor, hvillicli sti-uktnr tylligcn
bcror
pB
godti genoiiigi~ngnr parallellt iiie!l kristaller~ias liingdrikt-
nine;.
1%
niigm
liisbrntna splittror knntle rinlicln niellnn
ett
par
geiioiiigdngar miitas iiictl rcBesioiisgonionicter, acli
crhiillos
riirdenn
$9'
5i'
ocli
SD
W,
hrarfiir hiir tylligcn
fiircligger spj,j[ill;barIiet
cfter
tvA
iiiot
livarantim
vin1telr:ita
Downloaded by [North Carolina State University] at 14:30 09 March 2015

1596
1,.
11.
Bol<WTllOSI.
[Ikc.
Inlo.
riktningar. Sannolilit fiircfinnes sl),jiilkbdlct
ocksli
eftcr
nntlra
rilitningar
i
samma
liingsxon, eliiirii
tle
iclie
iiro
lika
go(1;l
och
icke
heller
kniide rniitas
pH
goniometern. Utorn
clc
redan
nrimiitla
spj~lkningsrilitninga~n~
miirlies
en otycllig spjiilk-
bnrliet, rinkelriit mot
de
bfitla
fiirst 1)eskrifna.
Ehnru
denna
spjiilkbnrhet
rnr
fiign
frniiitriidnnde
fiir
blottn
ijgat,
gnf
den
en nlgorlundn
god
refles
pB
goniomctern,
sH
ntt iniitninprna
endast met1
c:a
4'
sliiljde sig fr8n en
riit
vinliel.
PA
griind
nf
de obserrerarle
sl~j~~1l;ningsriIitningani:i
Ii~n11a
vi
med
be-
stinidhet
siiga,
att
minernlet
51%
rombiskt ellcr tetragonnlt.
Xineralets 1i;irdhct
iir
lAg,
endast
2-2
'12.
I>et
iir
sh
pass
spradt,
att
(let med liitthet IRter pnlrerisern
sig
I
ngatmortel,
men (let kiinnes
iiiilclt
vid
skrspning
mcd
knif ocli gifver
i
ristan
ett
sr;irt
piilser, inednn ristnns
bottcn
blir
gliinsande,
hilliet
tyder
p&
en
riss
grad
af
plastieitet.
Soin
redan
blifvit nntydt,
iir
strecket
srart
ocli
matt eller
har
en
svag
grfiaktig glans. Jlinernlets specifikn vikt bestiides genom
riigning
i
lnft ocli vntten till
'i,??.
Upphcttadt
i
sliitet
rijr
delirepitcrar mineralet ej, litan
smiilter lugnt redan
i
den lysnnde bnnsenliigan; e.j
ens
en
till livitglodgning
stegrnd
teniperatur fi.;illili:ill~r IiKgot
su-
blimnt. Vitl iipphettning
i
iippet
rijr
miirkes
SO,-
ocli
Selen-
lnkt, hrarjiimte ett svagt nntimonbcslag bildas.
1%
kol
fiir
hl8srSr erhllles ett starlit beslag,
soni
kingre
frGn
profret
iir
hritt,
niirriinrc
profvet giilt, ocli blir grennriidt rid
be-
Iiandling niett
KJ
+
S.
0111
mineralet
siiililtes
p;i
Iiol
iiirid
en piirln
borsyreglas,
bildas cntlast ett lielt st-agt, liritt
bcslag
(som
milirolieniiskt
gaf
realition
fijr
Sb
nien
ej
fOr
As).
Hepr-
reaktion erhklles synnerligen liitt. Genom en Ilngvarig
iipp-
hettning
pB
kol
ftr
bliisriir afdrifvas niincralcts
iifrigti
he-
sttindsdelar,
SB
ntt endast ett litet silfverliorn blir 1irnr.
Xllt material
till
den kcmiskn nnalysen erhiills nf ett
enda Styelie,
som
miitte
c:a
0,5
x
0,s
x
1
~111.
Specifilia vikten
Br
bestiiiml
pB
en ctel
at'
(let analyseriidc mineralstycket. Det
syntes
liloknrc
att
till
analys
anvlinda
en
mindre
miingd
sorg-
..
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.-inaiysens
n:r
r-1.-
1
11.
1
I
+
11.
~iiriiii(1
niiing~
1
IO~,O
rng
1
24~,8
mg
I
I
1%
433
-
'
43,83
Ag
.........
1,19
-
.........
r-
Berglinadt
motsrara
RII.
1
0,'LllS
cu
.........
3,?1
Zn.
.........
0,8?
Fc.
........
0,iS
Hi
..........
%,GO
SIB.
.........
5.30
s
sc
..........
-
..........
-
0,s
j
0:ss
0,0041
'
2,9i
I
?,9i
I
0.0372
}
?,ti5
I
0,0203
')
0,2GG3
0,17
*'09
I
0,49
1
0,0055
1
1,69
1
1,?3
I
0,0220
-
3,30
0,0442
I
27:25
I
%,43
0,IYGS
1
0,lilO
16,99 15,93
0,19G9
0,5344
ri(1t)z.
11.7.1
MINERALOU.
SOTISEII
7-10.
I
.i27
fiilligt
mecl
loup genommiinstrad substans !in
att
taga
en stfirre
miingd, son1 icko knncle erbjnda samma garantier
f(lr
renhet.
Analgs
I
utfirdes
p&
107
mg, lwilka enligt
JAXXMOXI
metod
rippliettades
i
en
broin- kolsyre-striim, hvarvicl
cle
flyktigrr pro.
dnkterna uppfrinpdes
i
med ratten
ntspgdd
klorrtitesyra, hvil-
ken viitska blifrit firsatt
mcd
nrlgot
rinsyra.
Separationen
a€
flyktiga
och
icke flylitigti metallbromider
\*ar
fabt8ndig;
iiien analyccn tilltit icke bestiimmandet
af
S
och
Se.
For
Analysed
I1
behnndlades
24S,8
mg
substans med
rykande
salpetersym. Uppslutningen ftirltipte
ochil
pa
detta
satt
ltrtt
ocli fullst8ndigt.
Ur
clcn
erhilllna klarrt ltisningen fiilldes
Ag
mod
HCl,
S
med
h,
fifverskottet
13s
med
H,SO,
och
Semed
SO,.
Hvadera BaSO,-fiillningarna
&jordes
i
utsptrdd losning
ocli
voro
fria
frh
Pb
ocIi
Se.
I
fil'tratcr eftor
Se
fitlldes
Pb
som
sulfat under tillsots
af
alkoliol,
hvarefter
de
Ofriga me-
tallerna besttimdes
p&
ranligt
stltt.
Tyritrr
sprang
den
porslins-
degel,
i hrilkcn
S04-fiillningen glfidgndes, hvaFfirr
Pb
icke
be-
stiimdes
i
Analys
IT,
likasii misslyckades Sb-bestiimningen
i
detta
prof.
zinaiysernas resnltat framsttlllas
i
iWjande tabell.
Den liorniska analysen gifver atomf6rliAllandet
R,"IItI
:
RIII
:
JIineralet
kun
alltsB
tillskrifvas
:
SSe
=
1,600
:
0,963
:
3,003.
BerSknadt
motsvars
IW.
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Citations
More filters
Journal ArticleDOI

COMPOSITIONAL DATA FOR Bi–Pb TELLUROSULFIDES

TL;DR: In this paper, the authors used a micro-analysis to avoid obvious intergrowths of phases, revealing an almost continuous range of compositions between tetradymite and aleksite.