minerals
what is the composition of graphite?
C
Pyroxene, olivine
what is the texture of bituminous coal?
bioclastic
What is the metamorphism of shale?
slate
Which mineral melts ice?
halite
what is the crystal size of Gabbro?
1mm to 10mm
What is the grain size of rock salt?
fine to coarse crystals
What is the grain size of gneiss?
medium to coarse
What is talc´s distinguishing characteristic?
greasy feel
What is the texture of Basaltic glass?
Glassy, non vesicular
what is the grain size of shale?
clay (less than 0.0004 cm)
What is the type of metamorphism of hornfels?
contact (heat)
What color is graphite streak?
Black
What are the characteristics of Diabase?
Darker, Higher density, Mafic
is limestone inorganic land derived or chemically and/or organically formed sedimentary?
organically formed sedimentary
What is the texture of marble?
nonfoliated
What is the hardness of Olivine?
6.5
Is andesite extrusive or intrusive?
Extrusive
What is the texture of breccia?
clastic
what is the copostition of quartzite?
quartz