This article was downloaded by: [University of Calgary]On: 06 October 2014, At: 13:10Publisher: Taylor & FrancisInforma Ltd Registered in England and Wales Registered Number: 1072954Registered office: Mortimer House, 37-41 Mortimer Street, London W1T 3JH,UK

Geologiska Föreningen iStockholm FörhandlingarPublication details, including instructions forauthors and subscription information:http://www.tandfonline.com/loi/sgff19

Om Skifferbitar, som träffatsflytande på hafsytan isydvestra PatagonienErland NordenskiöldPublished online: 06 Jan 2010.

To cite this article: Erland Nordenskiöld (1899) Om Skifferbitar, som träffats flytandepå hafsytan i sydvestra Patagonien, Geologiska Föreningen i Stockholm Förhandlingar,21:5, 536-538, DOI: 10.1080/11035899909442246

To link to this article: http://dx.doi.org/10.1080/11035899909442246

PLEASE SCROLL DOWN FOR ARTICLE

Taylor & Francis makes every effort to ensure the accuracy of all theinformation (the “Content”) contained in the publications on our platform.However, Taylor & Francis, our agents, and our licensors make norepresentations or warranties whatsoever as to the accuracy, completeness,or suitability for any purpose of the Content. Any opinions and viewsexpressed in this publication are the opinions and views of the authors, andare not the views of or endorsed by Taylor & Francis. The accuracy of theContent should not be relied upon and should be independently verified withprimary sources of information. Taylor and Francis shall not be liable for anylosses, actions, claims, proceedings, demands, costs, expenses, damages,and other liabilities whatsoever or howsoever caused arising directly orindirectly in connection with, in relation to or arising out of the use of theContent.

This article may be used for research, teaching, and private study purposes.Any substantial or systematic reproduction, redistribution, reselling, loan,sub-licensing, systematic supply, or distribution in any form to anyone is

expressly forbidden. Terms & Conditions of access and use can be found athttp://www.tandfonline.com/page/terms-and-conditions

Dow

nloa

ded

by [

Uni

vers

ity o

f C

alga

ry]

at 1

3:10

06

Oct

ober

201

4

5 3 ~ E. KORDENSKIOLD. SEIFFERDITAR FLTTAXDE r.4 IIAFSPTAX.

0111 skifferbitrr, soiii trlffats flytmde p i hrfsytan i syd. vestrii Patagoiiieii.

Af

ENLAND KOIWESSKIBLD.

Under v i r vistelse i s lutet af april rninnd 1899 vid en grpll a f deli fr.in S t i l l a oceanen d jupt iiiskjutnnde knnalen Ultiiiia Espe- raiiza (fnriiien Puer to Coiisuelo eller Eberlinrdt) i Sydvest-I’ata- gonien gjorde Dolitor 0. UOROE ocli furfattaren foljniide iiiSrkliga iakttagelse.

Under rodder fiir planktoiihifning ocli fiske observe- rnde vi, d i vat tnet var lugnt cller blott upprijrdes af en svag

dyninyr, s m i skifferbitar, hvilka fliito p i vnttenytan, saiiiiiian- Iiopade till stijrre ocli miiidre flak. D e drefvo h i t ocli dit i gransknpet af stranden, tills de bortfdrdes af den stark& striiminen, hvilken tidtnls strijk frniii t s t t intill Innd. Att iiiassor a f s i d a n a stenar flijto oinkring, inses diirnf, n t t vid en yt-

Iiifning p i e t t par minuter erhiillos ijf\-er 700 stycken. S tenarne hade tydligen flutit u t f r h striiiidernn, oclisi be-

stud strandgruset hufvudsakligen a f lilinande skifferbitnr, Iivilka nedspolats son1 vit tringsgrus f r i n den nf en bituiiiiniis inesozoiek skiffer best iende brantn, s t a r k t vi t t rande straiidvallen.

\‘id beriiring sjijiiko stennrne, i de t a t t de blefvo v i t a p i iifversidaii, Iivilken sida aniiars vnr torr, d i de fluto. Deteaiima sker naturligtvis, niir vat tnet upprijres a f sturkt vigsvall. 1% s i eZtt m i s t e I l k en betydlig transport iiga ruiii af vi t t r ingb gruset f r i n striindbmuternn, i d e t n t t liinssor iif s t e n a r f l y t a u t

Dow

nloa

ded

by [

Uni

vers

ity o

f C

alga

ry]

at 1

3:10

06

Oct

ober

201

4

(IEOL. F6nKX. FaRIIAX'DI,. 3:o 104. Rd 21. Haft. 5. 537

f r l in s t r a n d e n fiir a t t dels i - e r s tmndn, eller seiiiirc sjunka p i lller eller mindre d,jupt vatten, livarcst sslunda bildas el1 pgcn- doll l I ig a f l n g r i n g a f m c s o z o i s k n s k i . f f e r l i t a r o c h r e s t e r frs;n n u t i d a d j u r ocli v i i x t l i f .

Utoiii skifferbitnr inkttogs iifven p;i vat tnc t flytande knrn af

Kiltspat. Skiflkrbitarne hafva en spec. vigt af 2.71. P a t t n e t s spec. viqt

i I;nnnlen lir 1.0043 (19). Den stiirsta nf iiiig genom ytllfifiiing upptngna steneri, afbildad iifverst till venstcr i den lifogndc figu- ren, viiger 0.8 9. Tjugii styckcn a f de siiiiirrc lrade i iiiedeltnl

vigt iif 0.3 9. Skiffcrii innelii l ler eridnet obetydligt bituriii-

Fig. 1.

Sl;ifferbitnr, som tiiffats aJtande pb rattnet rid Ultima E5pcrnnra. Naturl. ntorlck.

nosn iiiiiiien ocli iiinesluter ingn b l h u i i i . Den dr sbledes e j alt

f6djlutida azed den pi h r fiiririeslutrziriyar~ 2iX.n slagy, soin oft. pit ixifats Jlytaride p a Iiafcet Cfreri ti3 uArn kuster.

IIur kuiina nu dcssa s tennr flytn, ehiiru de viign Knda till 0.8 g och hafva en spec. vigt af niirs t r e ginger vattiiets?

Till fiirklarnndc nf de t ta ar f6ljandc af vigt. Jag inkttog nhiligen, a t t under stenarne si i6 gasblisor voro f:,istnde. E t t Bfrerdrag ttf gasblisor liar jag i a k t t a g t pi grusct vid stranden. Uar ser iiian 0cks.i i sjiilfva strnridliiiien stcnar, son1 tydligen just biirjnt flytn, l i t t a d e af gnsllisoriia lyftas nf dyniiigen f i r

Dow

nloa

ded

by [

Uni

vers

ity o

f C

alga

ry]

at 1

3:10

06

Oct

ober

201

4

E. KORDEXSKIOLD. SKIFFERDITAR FLTTAKDE PA UAFSTTAN.

att fattiis af striiniiiien ocli ferns ut, eller i t e r kastas in till stranden. Geiioiii ebli ocli flod iindras strnndlinien 0 ~ 1 i en stijrre mzngd nf stennr komiiicr till niojli,nhet a t t blifva flytande. Ty- s g r r uxldcrsiikte jag cj niirmare dessa fijdibllanden, sysrclsatt soill jag var mcd andrn nrbeteii. Ej lieller liade jag ined Inig inedel a t t innniiila den under stcnarne hopadc gnscn.

Troligt iir, at t stcnurne ej blott voro fiirsedda nied de gas- blisor, hvilka frir blotta iignt inkttagits, utnn a t t de rent af voro oiiigifiia nf e t t gashiilje. Ett dylikt bijr liindra vattnct a t t sdherera till stcnarnc ocli diirigeiioin lialla deiii flytonde, i det a t t det ta s; n t t sIign. viker sig iipp Lings strncns kaiiter ocli gijr

n t t den undnntriiugda vattciivolyiiiens vigt blir l ika iiicd, ellcr stiirre 511 steiicns. I sin i i i in bijra. iifven viistiiiiineii p i stcnarne hidraga till aft liindrn vnt tne ts iidliesion till durn. Alan lian neiiiligeii iiniiu cfter torkning pH steiiarnr iipptacka i ringa Inkingd dintoiiiaccer ocli nndra nlgrester.

S ~ L besynnerlig dennn liiir iiieddelade inkttngelsc iin f6rclallrr, si fijr111odar jag att ri liiir inlittagit c t t yid 1;iaipliga hafsstran- der gniiska allniiint fenoincii, soiii i gcologiskt afseende kanske liar stiji’rc betydelse, iin iiian vid fiirsta ijgonblicket vore benlgen a t t antagn.

Dow

nloa

ded

by [

Uni

vers

ity o

f C

alga

ry]

at 1

3:10

06

Oct

ober

201

4