Categorii: Tot - charge - hydration - bonding

realizată de Sebastian Birch Schmidt 7 luni în urmă

57

Halides

The discussion revolves around the properties and behaviors of various minerals and their interactions with cations, particularly focusing on the differences in ion sizes such as Al+3 and Fe+.

Halides

aluminium-oxides

Iron-Oxides
Goethite
Gibbsite

pH-levels

releasing vs apsorption of H+

OH-groups

Ph-dependent charge

CEC

resistent to hydration

octhedral in interlayergap

Expansion when heated

Presence of water and cations in interlayer gap

surface area: Fixed vs interlaygap

Effective charge

Negative permanent charge

Isomorphous sub

Divalent vs trivalent cation

Swelling from hydration

Strength of intermolecular bonding

Framework silicates (3D)

Layer silicates (Micas)

Evaporites

2:1:1 Layer

Chlorite

2:1 layer

Illite
Smectite
vermiculite

1:1 layer

Kaolinite
OH-groups(octahedral) and O^-2 group (tetrahedral)

Hydrogen vs vanderwalls

K+ in the interlayer gap

Na-feldspar

K-feldspar

Tetrahedral

Oxides

single chain (pyroxenes)

Double chain (amphiboles

single, non polymer silcate (olivines)

polymer structure

Octahedral

need for extra cations to negate the charge

Feldspar

Low-level

Low negative permanent charge

Difference in Al+3 and Fe+ ion size

Sulfides

native elements

Phosphates

Sulfates

silicates

Carbonates

-4 charge from oxygen pr. cation

Isomorphous sub Si+4 -> Al3+

Quartz

Clay

Halides