[vc_row][vc_column][ultimate_heading main_heading=”P – Glossary” heading_tag=”h2″][/ultimate_heading][vc_empty_space][/vc_column][/vc_row][vc_row][vc_column width=”1/3″][vc_column_text]Paired tetrahedral sillicates
Paragenesis
Parallel extinction
Paramagnetism
Parent isotope
Partial crystallization
Partial melting
Parting
Pauling’s rules
Pearly luster
Pedion
Pegmatite
Pelite
Penetration twin
Pericline twin
Peridotite
Period (of elements)
Periodic chart
Petrogenesis
Petrographic microsocpe
Petrography
Phaneritic
Phase diagram
Phase rule
Phenocryst
Phosphate (mineral)
Phosphate (radical)
Phosphorescence
Phosphorite
Phyllite
Phyllosilicates
Piezoelectric
Pinacoid
Pipe
Pisolitic
Placer
Planck’s law
Plane defect
Plane lattice
Plane polarized
Plaster of paris
Platy (cleavage)
Platy (crystal)
Play of color
Pleochroism
[/vc_column_text][/vc_column][vc_column width=”1/3″][vc_column_text]Plumose
Plutonic rock
Point defect
Point group
Point symmetry
Polarized (ion)
Polarized (wave)
Polarizing light microscope
Pole
Polychromatic
Polyhedron
Polymer
Polymerization
Polymorphs
Polysynthetic twinning
Porphyritic
Porphyroblast
Porphyry (igneous rock)
Porphyry (ore deposit)
Portland cement
Powder diffraction
Powder Diffraction file (PDF)
Precambrian shield
Precious metals
Precipitate
Prehnite-pumpellyite (facies)
Primary mineral
Primitive
Principal axis
Principle of parsimony (Pauling’s fifth rule)
Prism
Prismatic (cleavage)
Prismatic (crystal)
Prograde metamorphism
Prograde reactions
Progressive metamorphism
Proper rotation axis
Prorcelain
Proton
Psammite
Pseudohexagonal
Pseudosymmetry
Pycnometer
Pyralspite
Pyramid
Pyramid cleavage
Pyritohedron
Pyroelectric
Pyroxene quadrilateral
Pyroxene-hornfels (facies)
Pyroxenite[/vc_column_text][/vc_column][vc_column width=”1/3″][/vc_column][/vc_row]