Mineralogy of the 1.45 Ga Wafangzi manganese deposit in North China: Implications for pulsed Mesoproterozoic oxygenation events

Mangani-eckermannite, NaNa 2 (Mg 4 Mn 3+ )Si 8 O 22 (OH) 2 , a new amphibole from Tanohata Mine, Iwate Prefecture, Japan

X-ray absorption spectroscopy study of Mn reference compounds for Mn speciation in terrestrial surface environments

As-bearing new mineral species from Valletta mine, Maira Valley, Piedmont, Italy: IV. Lombardoite, Ba 2 Mn 3+ (AsO 4 ) 2 (OH) and aldomarinoite, Sr 2 Mn 3+ (AsO 4 ) 2 (OH), description and crystal structure

Armellinoite-(Ce), Ca 4 Ce 4+ (AsO 4 ) 4 ⋅H 2 O, a new mineral species isostructural with pottsite, (Pb 3 Bi)Bi(VO 4 ) 4 ⋅H 2 O

Exomorphism of jacobsite precipitates in bixbyite single crystals from the Thomas Range in Utah

Demagistrisite, the Missing Link in a Polysomatic Series from Lawsonite to Orientite

Monteneroite, Cu 2+ Mn 2+ 2 (AsO 4 ) 2 ⋅8H 2 O, a new vivianite-structure mineral with ordered cations from the Monte Nero mine, Liguria, Italy

Mineralogical Studies of the Manganese Ores in Banswara Manganese Belt, Banswara District, Rajasthan

Arsenmedaite, Mn 6 2 + As 5 + Si 5 O 18 ( OH ) , the arsenic analogue of medaite, from the Molinello mine, Liguria, Italy: occurrence and crystal structure

Clino-suenoite, a newly approved magnesium-iron-manganese amphibole from Valmalenco, Sondrio, Italy

Thin-section petrography and SR-µXRD for the identification of micro-crystallites in the brown decorations of ceramic lead glazes

Tokyoite, As-rich Tokyoite, and NoÉlbensonite: New Occurrences from the Postmasburg Manganese Field, Northern Cape Province, South Africa

Hydrothermal origin of manganese in the high-pressure ophiolite metasediments of Praborna ore deposit (Aosta Valley, Western Alps)

New Minerals

A Scottish ‘diamond’ specimen rediscovered and re-identified: the first Scottish occurrence of piemontite

Manganese valence imaging in Mn minerals at the nanoscale using STEM-EELS

Ranciéite crystals from Friesach, Carinthia, Austria

DESCRIPTION AND CRYSTAL STRUCTURE OF MANGANLOTHARMEYERITE, Ca(Mn 3+ ,□,Mg) 2 {AsO 4 ,[AsO 2 (OH) 2 ]} 2 (OH,H 2 O) 2 , FROM THE STARLERA Mn DEPOSIT, SWISS ALPS, AND A REDEFINITION OF LOTHARMEYERITE

Late Paleoproterozoic Mn-rich oncoids: Earliest evidence for microbially mediated Mn precipitation