geology

Honelako gehiago

Precambrian Era

by Nguyen Denton

Mateo

by Horacio Mariona

Janet Sawyers: A Teacher's Perspective on Creativity

by James Salvatore

Geology Unit 1 , Mod 2- Earthwuakes

by Nick Harrold

geology

careers

geological time scale

supereon, eon, era, period, epoch, age, chron

period

cambrian

ordovician,silurian.. trissic, jurassic..paleocene.,neogene, paleogene, neogene and quarternery

era

paleozoic

mesozoic

cenozoic

eon

supereon

precambrian

branchOfStudy

lithology and petrology:

study origin, composition, distribution and structure of rocks

Main topic

test

trdy3

fdee

Mineralogy

classified on chemical formula and crystal structures. uses color, luster, crystal type, hardness and cleavage to identify

study

determinstive

descriptive

formation envirnm

crystal structure

biomineralogy

physical

physical attributes:

c-tal struct

x-tal habit

twinning

cleavage

luster

diaphanelty

color

streak

hardness

specific gravity

chemical

oxides

elements

sulfosalts

sulfides

pyrite is the most abundant and widespread sulfide mineral.

compose of both metal and sulfur. usuak have metalic lusters and are soft and opaque

jamesonite

gratonite

cylindrite

aramayoite

andorite

wurtzite

tetradymite

stibnite

sphalerite

galena

pyrrhotite

pyrites

carbonates

halides

sulfates

silicates

ring silicates

foitite

schork

elbaite

dravite

walstromite

paragoite

benitoite

eudialyte

ekanite

dioptase

chain silicates

pyroxene

bustamite

orlymanite

aegirine

neotocite

carpholite

miserite

elpidite

babingtonite

augite

amphibole

pargasite

tremolite

riebeckite

hastingsite

axinite grp

ferroaxinite

grunerite

ferrogedrite

ferropargasite

eckermannite

arfvedsonite

alamisite

anthophyllite

actinolite

diopside

rocks

rocks r agregate of minerals, but minerals r NOT rocks

sedimentary

metamorphic

igneous

mineralogy

Subtopic