Slika:Basaltic lava (late March 2021 eruption in Geldingadalur Valley, Rekjanes Peninsula, Iceland) 2.jpg
Izvorna datoteka (3.305 × 2.361 točk, velikost datoteke: 5,35 MB, MIME-vrsta: image/jpeg)
Spodaj prikazane informacije so s tamkajšnje opisne strani.
Povzetek
OpisBasaltic lava (late March 2021 eruption in Geldingadalur Valley, Rekjanes Peninsula, Iceland) 2.jpg |
English: Basaltic lava from the latest Holocene of Iceland.
Iceland is a volcanic island in the North Atlantic Ocean between Britain and Greenland. It is situated on the Mid-Atlantic Ridge, along which the North American Plate and the Eurasian Plate separate and new oceanic crust forms. Seismicity in the area is due to subsurface magma movement from hotspot (mantle plume) activity, as well as seafloor spreading (= tectonic divergence). Magma reaching the surface results in volcanic eruptions. Some famous eruptions in Iceland include Laki (1783), Surtsey (1963-1967), Eldfell (1973), Hekla (1991, 2000), Eyjafjallajökull (2010), and Grimsvötn (2011). Starting 19 March 2021, a basaltic lava flow eruption began in the Geldingadalur Valley, next to the Fagradalsfjall Volcano in southwestern Iceland's Reykjanes Peninsula. This followed a swarm of about 50,000 earthquakes that occurred during the previous month. The eruption reportedly started as a fissure eruption - lava was spewed from an extensive crack in the ground. This evolved into a short chain of spatter cones, one of which ended up being larger than the others (= main cone), with more energetic activity. Two smaller spatter cones next to the main cone evolved into a single larger structure that ended up having fairly energetic lava fountaining. Spatter cones are small to very small, steep-sided volcanic cones formed by the accumulation and solidification of blobs of lava that sputtered from a vent. They are usually basaltic in composition. Seen here is the lower surface of a lava sample from the lava flow surrounding the new spatter cones. The lava flows consist of pahoehoe lava and (apparently) slabby pahoehoe. This specimen is composed of highly vesiculated tachylite and sideromelane. Anchored threads of basaltic glass ("Pele's hair") are present in some stretched vesicles. Locality: periphery of juvenile lava flow (collected 23 March 2021) produced by spatter cones in Geldingadalur Valley, Rekjanes Peninsula, southwestern Iceland |
Datum | |
Vir | https://www.flickr.com/photos/47445767@N05/51094165325/ |
Avtor | James St. John |
Licenca
- Dovoljeno vam je:
- deljenje – reproducirati, distribuirati in javno priobčevati delo
- predelava – predelati delo
- Pod naslednjimi pogoji:
- priznanje avtorstva – Navesti morate ustrezno avtorstvo, povezavo do licence in morebitne spremembe. To lahko storite na kakršen koli primeren način, vendar ne na način, ki bi nakazoval, da dajalec licence podpira vas ali vašo uporabo dela.
To sliko je prvotno objavil James St. John na strani https://flickr.com/photos/47445767@N05/51094165325 v Flickru. 7. aprila 2021 jo je pregledal robot FlickreviewR 2 in potrdil, da je bila tam na razpolago pod licenco cc-by-2.0. |
7. aprila 2021
Predmeti, prikazani v tej datoteki
motiv
Neka vrednost brez predmeta v Wikipodatkih
2. april 2021
Canon PowerShot D10 angleščina
0.01666666666666666666 sekunda
9,681 milimeter
image/jpeg
77a68493044a9767b9ea8e4d75c1676c677bac1c
5.607.861 bajt
2.361 piksel
3.305 piksel
Zgodovina datoteke
Kliknite datum in čas za ogled datoteke, ki je bila takrat naložena.
Datum in čas | Sličica | Velikost | Uporabnik | Komentar | |
---|---|---|---|---|---|
trenutno | 22:10, 7. april 2021 | 3.305 × 2.361 (5,35 MB) | Ser Amantio di Nicolao | Uploaded a work by James St. John from https://www.flickr.com/photos/47445767@N05/51094165325/ with UploadWizard |
Uporaba datoteke
Datoteka je del naslednje 1 strani slovenske Wikipedije (strani drugih projektov niso navedene):
Globalna uporaba datoteke
To datoteko uporabljajo tudi naslednji vikiji:
- Uporaba na en.wikipedia.org
Metapodatki
Datoteka vsebuje še druge podatke, ki jih je verjetno dodal za njeno ustvaritev oziroma digitalizacijo uporabljeni fotografski aparat ali optični bralnik. Če je bila datoteka pozneje spremenjena, podatki sprememb morda ne izražajo popolnoma.
Proizvajalec fotoaparata | Canon |
---|---|
Model fotoaparata | Canon PowerShot D10 |
Čas osvetlitve | 1/60 s (0,016666666666667) |
Goriščno razmerje | f/10 |
Občutljivost filma ali tipala (ISO) | 80 |
Datum in čas ustvaritve podatkov | 14:34, 2. april 2021 |
Goriščna razdalja leč | 9,681 mm |
Širina | 4.000 točk |
Višina | 3.000 točk |
Bitov na barvni gradnik |
|
Sestava točke | RGB |
Usmerjenost | Normalna |
Število gradnikov | 3 |
Vodoravna ločljivost | 180 dpi (točk/palec) |
Navpična ločljivost | 180 dpi (točk/palec) |
Uporabljeno programje | Adobe Photoshop Elements 18.0 (Macintosh) |
Datum in čas spremembe datoteke | 01:47, 4. april 2021 |
Razmestitev Y in C | Vzporedno |
Različica Exif | 2.21 |
Datum in čas digitalizacije | 14:34, 2. april 2021 |
Pomen posameznih gradnikov |
|
Velikost točke po stiskanju (v bitih) | 3 |
Hitrost zaklopa APEX | 5,90625 |
Zaslonka APEX | 6,65625 |
Popravek osvetlitve | −0,66666666666667 |
Največja vrednost zaslonke | 3,625 APEX (f/3,51) |
Način merjenja svetlobe | Vzorčno |
Bliskavica | Bliskavica se je sprožila, obvezna sprožitev bliskavice, način zmanjševanja učinka rdečih oči |
Podprta različica Flashpix | 1 |
Barvni prostor | sRGB |
Ločljivost goriščne ravnine X | 16.460,905349794 |
Ločljivost goriščne ravnine Y | 16.483,516483516 |
Enota ločljivosti goriščne ravnine | palcev |
Zaznavni postopek | Enočipno barvno ploskovno tipalo |
Vir datoteke | Digitalni fotoaparat |
Obdelava slike po meri | Navaden postopek |
Nastavitev osvetlitve | Ročno |
Ravnotežje belega | Samodejno |
Razmerje digitalne povečave | 1 |
Način zajema prizora | Navadni |
Uporabljen objektiv | 6.2-18.6 mm |
Datum zadnje spremembe metapodatkov | 21:47, 3. april 2021 |
Enolični ID izvirnega dokumenta | 0154F55700FDDADD74848DB6FA6C868E |
Različica IIM | 24.576 |