Pentlandite (Fe,Ni)9 S8
—
—
2
0
2
EDS
Mineral, Sulphide
Periclase MgO
Periclase (group) , Magnesium oxide —
Open
Periclase specimen from Stassfurt, Saxony, Germany
Photo courtesy Smithsonian National Museum of Natural History
0
38
2
CL/SEM
Mineral, Simple oxide
Periclase (group) M II O, M =Ni,Mn,Mg,Fe—
Periclase , Bunsenite , Manganosite , Wüstite
0
38
2
CL/SEM
Simple oxide , Group
Perovskite (structure) ABX3
—
Lanthanum aluminate , Yttrium aluminium perovskite , Strontium titanate , Barium titanate , Lead titanate , Potassium magnesium fluoride , Lithium tantalate , YAP
0
26
5
CL/SEM, SXES
—
Petalite LiAlSi4 O10
—
—
Open
Petalite from Araçuaí, Jequitinhonha Valley, Minas Gerais, Brazil. Approximately 12 cm x 9 cm.
Photo by Stephen E. Fritz (via Wikimedia Commons), CC-BY 3.0
2
10
2
Reflectance
Mineral, Aluminosilicate
Phenakite Be2 SiO4
Minerals containing SiO4 , Phenakite (group) —
Open
Phenakite specimen from Jos Plateau, Plateau State, Nigeria. Size is 4.2 x 3.7 x 2.9 cm.
Rob Lavinsky, iRocks.com – CC-BY-SA-3.0
0
9
0
PL, PL/XL
Mineral, Silicate
Phenakite (group) ABSiO4
Nesosilicate Eucryptite (var. pinkish) , Eucryptite , Willemite , Phenakite
0
25
9
CL/SEM, PL/Laser, Reflectance
Group
Phlogopite K(Mg,FeII )3 (AlSi3 O10 )(OH)2 , KMg3 (AlSi3 O10 )(OH)2
Biotite , Minerals containing OH Phlogopite-1M , Phlogopite-2M1
Open
Phlogopite specimen from Sydenham (near), Ontario, Canada
Photo by Burton Litman, via Smithsonian National Museum of Natural History
9
7
3
Reflectance
Hydroxide , Mineral, Aluminosilicate
Phlogopite-1M KMg3 (AlSi3 O10 )(OH)2
Phlogopite —
4
0
0
—
Hydroxide , Aluminosilicate , Polytype
Phlogopite-2M1 KMg3 (AlSi3 O10 )(OH)2
Phlogopite —
3
0
0
—
Hydroxide , Aluminosilicate , Polytype
Phosgenite Pb2 (CO3 )Cl2
Minerals containing CO3 —
1
0
0
—
Carbonate , Mineral, Halide
Phosphuranylite KCa(H3 O)3 (UO2 )7 (PO4 )4 O4 ·8H2 O
Minerals containing H2O , Minerals containing PO4 —
Open
Phosphuranylite specimen from South Alligator River, Kakadu National Park, Northern Territory, Australiia
Photo by Weirdmeister (via Wikimedia Commons), CC-BY-SA 4.0
0
4
0
PL
Mineral, Orthophosphate , Phosphate , Uranyl , Hydrated
Plagioclase (Na,Ca)[(Si,Al)AlSi2 ]O8
Feldspar (group) Oligoclase , Bytownite , Andesine , Albite , Anorthite , Labradorite , Albite (var. Ca)
Open
Plagioclase feldspar displaying cleavage
Photo via USGS, Public Domain
3
148
23
CL, CL/SEM, EDS, Reflectance, SXES
Aluminosilicate , Subgroup
Platinum Pt
—
—
Open
Crystals of pure platinum grown by gas phase transport
Photo by Periodictableru (via Wikimedia Commons), CC-BY-3.0
1
14
1
SXES
Mineral , Metal , Element
Plumbogummite PbAl3 (PO4 )(PO3 OH)(OH)6
Plumbogummite (group) , Minerals containing OH , Minerals containing PO4 —
Open
Plumbogummite from the Yangshuo Mine, Guangxi Province, China. Specimen size 4 cm.
Photo by Strickja (via Wikimedia Commons), Public Domain
0
9
1
CL/SEM
Mineral, Orthophosphate , Phosphate , Hydroxide
