MINERALS IN R

.


Raite

Class : Silicates
Subclass : Phyllosilicates
Crystal system : Orthorhombic
Chemistry : Na3Mn3Ti0,25Si8O20(OH)2 10H2O
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Ralstonite

Class : Halides
Subclass : Oxyfluorides
Crystal system : Cubic
Chemistry : NaxMgxAl2-x(F,OH)6 H2O
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Rameauite

Class : Oxides and hydroxides
Subclass : Uranyl hydroxides
Crystal system : Monoclinic
Chemistry : K2CaU6O20 9H2O
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Rammelsbergite

Class : Sulfides and sulfosalts
Subclass : Arsenides
Crystal system : Orthorhombic
Chemistry : NiAs2
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Ramsdellite

Class : Oxides and hydroxides
Subclass : Oxides
Crystal system : Orthorhombic
Chemistry : MnO2
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Rancieite

Class : Oxides and hydroxides
Subclass : Hydroxides and hydrates
Crystal system : Hexagonal
Chemistry : CaMn4O9 3H2O
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Raspite

Class : Sulfates, chromates, molybdates
Subclass : Tungstates
Crystal system : Hexagonal
Chemistry : PbWO4
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Rathite

Class : Sulfides and sulfosalts
Subclass : Sulfosalts
Crystal system : Monoclinic
Chemistry : (Ag,Pb,Tl)3As5S10
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Rauenthalite

Class : Phosphates, arsenates, vanadates
Subclass : Hydrated arsenates
Crystal system : Triclinic
Chemistry : Ca3(AsO4)2 10H2O
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Realgar

Class : Sulfides and sulfosalts
Subclass : Sulfides
Crystal system : Monoclinic
Chemistry : AsS
Rarity : Fairly common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Reddingite

Class : Phosphates, arsenates, vanadates
Subclass : Hydrated phosphates
Crystal system : Orthorhombic
Chemistry : Mn3(PO4)2 3H2O
Rarity : Rare to very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Renardite

Class : Phosphates, arsenates, vanadates
Subclass : Uranyl phosphates
Crystal system : Orthorhombic
Chemistry : Pb(UO2)4(PO4)2(OH)4 7H2O
Rarity : Rare to very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Renierite

Class : Sulfides and sulfosalts
Subclass : Sulfides
Crystal system : Tetragonal
Chemistry : (Cu,Zn)11(Ge,As)2Fe4S16
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Rhodizite

Class : Carbonates, nitrates, borates
Subclass : Borates
Crystal system : Cubic
Chemistry : (K,Cs)Al4Be4(B,Be)12O28
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Rhodochrosite

Class : Carbonates, nitrates, borates
Subclass : Anhydrous carbonates
Crystal system : Trigonal
Chemistry : MnCO3
Rarity : Common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Rhodonite

Class : Silicates
Subclass : Inosilicates
Crystal system : Triclinic
Chemistry : MnSiO3
Rarity : Common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Rhomboclase

Class : Sulfates, chromates, molybdates
Subclass : Hydrated sulfates
Crystal system : Orthorhombic
Chemistry : HFe(SO4)2 4H2O
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Rhönite

Class : Silicates
Subclass : Inosilicates
Crystal system : Triclinic
Chemistry : Ca2(Mg,Fe,Ti)6(Si,Al)6O20
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Richelsdorfite

Class : Phosphates, arsenates, vanadates
Subclass : Hydrated arsenates
Crystal system : Monoclinic
Chemistry : Ca2Cu5Sb(AsO4)4(OH)6Cl 6H2O
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Riebeckite

Class : Silicates
Subclass : Inosilicates
Crystal system : Monoclinic
Chemistry : Na2Fe5Si8O22(OH)2
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Rockbridgeite

Class : Phosphates, arsenates, vanadates
Subclass : Anhydrous phosphates
Crystal system : Orthorhombic
Chemistry : MnFe4(PO4)3(OH)5
Rarity : Fairly common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Roedderite

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Hexagonal
Chemistry : (Na,K)2(Mg,Fe)5Si12O30
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Romanechite

Class : Oxides and hydroxides
Subclass : Oxides
Crystal system : Monoclinic
Chemistry : (Ba,H2O)2Mn5O10
Rarity : Quite common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Römerite

Class : Sulfates, chromates, molybdates
Subclass : Hydrated sulfates
Crystal system : Triclinic
Chemistry : Fe3(SO4)4 14H2O
Rarity : Rare to uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Rosasite

Class : Carbonates, nitrates, borates
Subclass : Anhydrous carbonates
Crystal system : Monoclinic
Chemistry : (Zn,Cu)2(CO3)(OH)2
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Roscoelite

Class : Silicates
Subclass : Phyllosilicates
Crystal system : Monoclinic
Chemistry : KV2AlSi3O10(OH)2
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Roselite

Class : Phosphates, arsenates, vanadates
Subclass : Hydrated arsenates
Crystal system : Monoclinic
Chemistry : Ca2(Co,Mg)(AsO4)2 2H2O
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Roubaultite

Class : Carbonates, nitrates, borates
Subclass : Uranyl carbonates
Crystal system : Triclinic
Chemistry : Cu2(UO2)3(CO3)2O2(OH)2 4H2O
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Routhierite

Class : Sulfides and sulfosalts
Subclass : Sulfosalts
Crystal system : Tetragonal
Chemistry : (Tl,Cu,Ag)HgAsS3
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Rubellite

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Trigonal
Chemistry : Na(Al,Li)3Al6(BO3)3Si6O18(OH)4
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Ruby

Class : Oxides and hydroxides
Subclass : Oxides
Crystal system : Trigonal
Chemistry : Al2O3
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Rutherfordine

Class : Carbonates, nitrates, borates
Subclass : Uranyl carbonates
Crystal system : Orthorhombic
Chemistry : UO2CO3
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

.


Rutile

Class : Oxides and hydroxides
Subclass : Oxides
Crystal system : Tetragonal
Chemistry : TiO2
Rarity : Very common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

ReCaptcha

This service is used to secure web forms of our website and required if you want to contact us. By accepting it you agree to Google's privacy policy: https://policies.google.com/privacy

Google Analytics

Google Analytics is a service used on our website that tracks, reports traffic and measures how users interact with our website content in order for us to improve it and provide better services.

Facebook

Our website allows you to like or share its content on Facebook social network. By activating and using it you agree to Facebook's privacy policy: https://www.facebook.com/policy/cookies/

YouTube

Integrated videos provided by YouTube are used on our website. By accepting to watch them you agree to Google's privacy policy: https://policies.google.com/privacy

Twitter

Integrated tweets and share services of Twitter are used on our website. By accepting and using these you agree to Twitter's privacy policy: https://help.twitter.com/en/rules-and-policies/twitter-cookies

PInterest

Our website allows you to share its content on PInterest social network. By activating and using it you agree to PInterest's privacy policy: https://policy.pinterest.com/en/privacy-policy/