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Mineralati

Minerals

6323 results

Mineral

Donowensite

donowensite
Single crystal group of the rare Mn-Mg silicate mineral donpeacorite from the TL in Balmat, New York (Balmat, St Lawrence County, New York, United States of America). Ex Vandenbroucke Museum collection from Waregem, Belgium. Mineral

Donpeacorite

donpeacorite

Formula
(Mn²⁺,Mg)MgSi2O62
Mineral

Donwilhelmsite

donwilhelmsite

Formula
CaAl4Si2O11
Mineral

Dorallcharite

dorallcharite

Formula
TlFe³⁺3(SO4)2(OH)6
Mineral

Dorfmanite

dorfmanite

Formula
Na2(PO3OH)·2H2O
Outstanding reddish-brown dorrite crystals from Chelyabinsk, Chelyabinsk Oblast, Russian Federation. Ex Vandenbroucke Museum collection specimen, from Waregem, Belgium. Mineral

Dorrite

dorrite

Formula
Ca4(Mg3Fe³⁺9)O4(Si3Al8Fe³⁺O36)
Mineral

Douglasite

douglasite

Formula
K2Fe²⁺Cl4·2H2O
Mineral

Dovyrenite

dovyrenite

Formula
Ca6Zr(Si2O7)2(OH)4
One outstanding grey brown single group of whitish microcrystals of the extremely rare selenium dioxide mineral downeyite from one of the only two known localities worldwide , both In Pennsylvania (Burnside, Northumberland County, Pennsylvania, United States of America). Downeyite (SeO2) is a mineral of very simple chemistry but it is extremely rare worldwide, even more in analyzed specimens by SEM/EDS like this one. Ex Vandenbroucke Museum collection specimen, from Waregem, Belgium. Mineral

Downeyite

downeyite

Formula
SeO2
Mineral

Downsite

downsite

Formula
K2(MoO3)3(SO4)·4H2O
Doyleite, Gibbsite Locality: Xianghualing Mine (Hsianghualing Mine), Xianghualing Sn-polymetallic ore field, Linwu County, Chenzhou Prefecture, Hunan Province, China (Locality at mindat.org) Size: small cabinet, 9.6 x 7.2 x 5.8 cm Gibbsite with Doyleite Nestled in a vug are translucent, pastel blue-green botryoidal aggregates of gibbsite, to.8 cm in length, with interesting white overgrowths of the rare species doyleite. An aesthetic and complete pocket as found. Mineral

Doyleite

doyleite

Formula
Al(OH)3
Mineral

Dozyite

dozyite

Formula
Mg7Al2(Si4Al2)O15(OH)12
Mohs
2.5
Dravertite from the Arsenatnaya fumerole, Tolbachik, Kamchatka, Russia Mineral

Dravertite

dravertite

Formula
CuMg(SO4)2
Mohs
3.5
Cristal de dravite Mineral

Dravite

dravite

Formula
NaMg3Al6(Si6O18)(BO3)3(OH)3OH
Mohs
7
Mineral

Drechslerite

drechslerite
Dresserite with weloganite - Francon quarry, St. Michel District, Montréal, Jacques Cartier Co., Québec, Canada Mineral

Dresserite

dresserite

Formula
Ba2Al4(CO3)4(OH)8·3H2O
Mineral

Dreyerite

dreyerite

Formula
Bi(VO4)
Mineral

Driekopite

driekopite

Formula
PtBi
Crystals of dritsite: (a) secondary electron image; (b) photomicrograph in unpolarized visible light. This image is published in an open access article (https://doi.org/10.3390/min9080492) distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/). Mineral

Dritsite

dritsite
Mineral

Drobecite

drobecite

Formula
Cd(SO4)·4H2O
Mineral

Droninoite

droninoite

Formula
Ni6Fe³⁺2Cl2(OH)16·4H2O
Pseudohexagonal grey crystal of the extremely rare Pb-Fe phosphate mineral drugmanite from the TL in Richelle (Richelle, Visé, Liège Province, Belgium) associated to two unknown minerals. Ex Vandenbroucke Museum collection from Waregem, Belgium. Mineral

Drugmanite

drugmanite

Formula
Pb2(Fe³⁺,Al)(PO4)(PO3OH)(OH)2
Outstanding metallic hexagonal crystals of the extremely rare Mo-Se mineral drysdallite on a matrix of unidentified uranium minerals from the type locality in Zambia (Kampijimpanga, Solwezi District, North-Western Province, Zambia). Drysdallite is the Se-analogue of molybdenite, but much rarer. Ex Vandenbroucke Museum collection from Waregem, Belgium. Mineral

Drysdallite

drysdallite

Formula
MoSe2
Mineral

Dualite

dualite

Formula
Na30(Ca,Na,Ce,Sr)12(Na,Mn,Fe,Ti)6Zr3Ti3Mn[Si51O144](OH,H2O,Cl)9
Mohs
5