Pectolite NaCa2 Si3 O8 (OH)
Pyroxenoid , Wollastonite (group) , Minerals containing OH —
Open
Pale greenish radiating spherical aggregates of Pectolite measuring up to 1.3 cm across, from Millington Quarry, Bernards Township, Somerset County, New Jersey, USA
Rob Lavinsky, iRocks.com – CC-BY-SA-3.0
2
0
PL/Laser
Mineral, Silicate , Hydroxide
Pennantite MnII 5 Al(Si3 Al)O10 (OH)8
Chlorite (group) , Minerals containing OH —
3
0
PL, PL/XL
Hydroxide , Mineral, Aluminosilicate
Pentahydroborite CaB2 O(OH)6 ·2H2 O
Minerals containing OH , Minerals containing H2O —
Open
Colorless crystals of the rare borate mineral pentahydroborite from one of the few localities known worldwide (Solongo, Buryatia, Eastern Siberia, Russian Federation)
Photo by David Hospital (via Wikimedia Commons), CC-BY-SA 4.0
4
0
PL/XL
Hydroxide , Mineral, Hydrated , Borate
Periclase MgO
Periclase (group) , Magnesium oxide —
Open
Periclase specimen from Stassfurt, Saxony, Germany
Photo courtesy Smithsonian National Museum of Natural History
38
2
CL/SEM
Mineral, Simple oxide
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
10
2
Reflectance
Mineral, Aluminosilicate
Phenakite Be2 SiO4
Phenakite (group) , Minerals containing SiO4 —
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
9
0
PL, PL/XL
Mineral, Silicate
Phlogopite K(Mg,FeII )3 (AlSi3 O10 )(OH)2 , KMg3 (AlSi3 O10 )(OH)2
Minerals containing OH , Biotite Phlogopite-2M1 , Phlogopite-1M
Open
Phlogopite specimen from Sydenham (near), Ontario, Canada
Photo by Burton Litman, via Smithsonian National Museum of Natural History
7
3
Reflectance
Hydroxide , Mineral, Aluminosilicate
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
4
0
PL
Mineral, Orthophosphate , Phosphate , Uranyl , Hydrated
Plagioclase (Na,Ca)[(Si,Al)AlSi2 ]O8
Feldspar (group) Anorthite , Bytownite , Labradorite , Albite, Ca , Oligoclase , Andesine , Albite
Open
Plagioclase feldspar displaying cleavage
Photo via USGS, Public Domain
19
6
CL, EDS
Aluminosilicate , Subgroup
Platinum Pt
—
—
Open
Crystals of pure platinum grown by gas phase transport
Photo by Periodictableru (via Wikimedia Commons), CC-BY-3.0
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
9
1
CL/SEM
Mineral, Orthophosphate , Phosphate , Hydroxide
Pollucite Cs(Si2 Al)O6 ·n H2 O
Minerals containing H2O , Zeolite (group) —
Open
Pollucite from Paprok, Afghanistan. Galerie de Minéralogie et de Géologie du Muséum national d'histoire naturelle à Paris.
Photo by Marie-Lan Taÿ Pamart (via Wikimedia Commons), CC-BY 4.0
9
3
Reflectance
Mineral, Hydrated , Aluminosilicate
Polylithionite KLi2 AlSi4 O10 F2
Mica Polylithionite-1M
Open
Polylithionite (white) on serandite (salmon), from Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada
Photo by Parent Géry (via Wikimedia Commons), CC-BY-SA 3.0
2
0
PL/XL
Mineral, Aluminosilicate
Potassium aluminium fluoride K3 AlF6
—
—
4
0
IR
Halide , Synthetic, Compound
Potassium bromide KBr
—
—
Open
Crystals of potassium bromide
Photo by Bartłomiej Bulicz (via Wikimedia Commons), CC-BY-SA 3.0
11
0
PL, Unknown
Halide , Synthetic , Compound
