definisi
coal iku combustible-ireng coklat ireng utawa sedimentary rock biasane kedadean ing parang tingkat ing lapisan sing disebut kasur coal
obsidian punika kaca vulkanik alami kawangun minangka rock igneous extrusive. diprodhuksi nalika lahar felsic extruded saka gunung mbledhos ndingin kanthi cepet karo wutah kristal minimal
Sajarah
asal
usa
Ethiopia
panemu
john peter Salley
obsius
Etimologi
saka col term english lawas, kang wis temenan Mineral karbon fosil wiwit abad kaping 13
saka obsidianus latin, misprint saka obsianus (lapis) (watu) saka obsius
kelas
rocks sedimentary
batuan beku
sub-kelas
awet rock, rock alus
awet rock, medium atose rock
kulawarga
group
-
vulkanik
kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock opaque
tektur
amorf, glassy
glassy
werna
ireng, coklat, coklat peteng, grey, cahya kanggo werna abu-abu peteng
ireng, biru, coklat, ijo, orange, abang, tan, kuning
pangopènan
kurang
kurang
kekiatan
awet
awet
banyu tahan
✔
✘
✔
✘
ngeruk tahan
✔
✘
✔
✘
rereged tahan
✔
✘
✔
✘
angin tahan
✔
✘
✔
✘
asam tahan
✔
✘
✔
✘
katon
veined utawa pebbled
mengilap
arsitektur
Efesus interior
-
aggregates hiasan, interior
Efesus njaba
-
Taman hiasan
Efesus arsitektur liyane
-
-
industri
industri construction
Pabrik semen, kanggo dalan kanthi jumlah ongko, nggawe semen alam, produksi baja
arrowheads, alat nglereni, lading, scrapers, TCTerms tumbak
industri medical
-
bedhah
Efesus jaman
artefak
artefak, perhiasan
Panggunaan sanès
komersial
panyulingan alumina, generasi listrik, bahan bakar cair, Pabrik sabun, cairan pelarut, alami, plastik lan serat, industri kertas
nggawe kriya, mirror, digunakake ing akuarium
jinis
peat, lignite, sub-bituminous batu bara, bituminous batu bara, Anthracite, grafit
mercon obsidian, mahoni, Sheen obsidian, Snowflake obsidian lan Beludru merak obsidian
fitur
mbantu ing produksi panas lan listrik, digunakake minangka bahan bakar fosil
pamblokiran negativity, mbantu kanggo ngreksa marang depresi
pinunjul arkeologi
monumen
-
-
monumen misuwur
-
-
reca
-
-
patung misuwur
-
-
Pictographs
-
-
petroglyphs
-
-
figurines
-
-
fosil
saiki
absen
tatanan
Wangun coal saka klempakan saka lebu tetanduran ing lingkungan rawa kang wis kakubur sedimen kayata lendhut utawa wedhi lan banjur compacted kanggo mbentuk coal.
nalika lahar dirilis saka gunung, iku diwiwiti saka cooling cepet banget kang freezes mekanisme saka crystallization. asil punika kaca vulkanik karo susunan Gamelan seragam.
komposisi
isi Mineral
analcime, apatite, barite, kalsit, chalcopyrite, chlorite, chromite, clausthalite, mineral lempung, grup crandallite, dolomite, Feldspar, galena, gypsum, marcasite, muscovite utawa illite, pyrite, quartz, siderite, sphalerite, zirkon
-
senyawa isi
karbon, hidrogen, nitrogen, oksigen, belerang
aluminium oxide, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide
transformasi
metamorphism
✔
✘
✔
✘
jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, metamorphism regional
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism
cuaca
✔
✘
✔
✘
jinis udan
-
udan biologi, udan kimia, udan mechanical
erosi
✔
✘
✔
✘
jinis erosi
-
erosi kimia, erosi gisik, erosi Glacier
fisik
atose
1-1.55-5.5
1
7
👆🏻
ukuran gandum
medium kanggo nggoleki coarse grained
-
rengat
conchoidal
conchoidal
tilas
ireng
putih
porosity
kurang keropos
banget kurang keropos
luster
kurang kanggo vitreous kanggo submetallic
vitreous
kekuatan compressive
-0.15 n / mm 2
0.15
450
👆🏻
cleavage
-
-
kateguhan
-
-
tartamtu gravitasi
1.1-1.42.6-2.7
0
8.4
👆🏻
transparan
opaque
tembus
Kapadhetan
1100-1400 g / cm 32.6 g / cm 3
0
1400
👆🏻
situs termal
kapasitas panas tartamtu
1.32 kj / kg k0.92 kj / kg k
0.14
3.2
👆🏻
resistance
tahan panas
tahan panas, impact tahan
celengan ing bawana wétan
asia
Bangladesh, Burma, Cambodia, China, India, Indonesia, Kazakhstan, Malaysia, Mongolia, Pakistan, Turkey, Vietnam
Afghanistan, Indonesia, Japan, Russia
africa
Botswana, Kenya, Morocco, Mozambique, South Africa, Tanzania
Kenya
europe
belgium, bulgaria, england, france, germany, greece, hungary, Kosovo, Aku tresna sampeyan;, norway, Poland, romania, Serbia, Slovakia, slovenia, Republik czech, Ukraine, united kingdom
greece, hungary, iceland, italy, turkey
wong
-
-
celengan ing bawana kulon
lor amerika
Canada, Mexico, USA
Canada, Mexico, USA
kidul amerika
Brazil, Chile, Colombia, Venezuela
Argentina, Chile, Ecuador, Peru
celengan ing Oseania bawana
australia
New South Wales, Queensland, Victoria
New Zealand