All About Rhodochrosite: Properties, Uses, and Locations

 
Rhodochrosite
 
By Isabella Giesing
Rhodochrosite
Properties
 
o
Color: Pink, yellow, gray,
brown
o
Streak: White
o
Luster: Vitreous to pearly
o
Diaphaneity: Transparent
to translucent
 
Rhodochrosite
Properties
 
o
Cleavage: Perfect,
rhombohedral, in three
directions
o
Mohs Hardness: 3.5 to 4
o
Specific Gravity: 3.5 to 3.7
o
Crystal System: Hexagonal
o
Fracture: Irregular/Uneven,
Conchoidal
 
X-Ray Powder
Diffraction
Information
 
d-spacing
 
Intensity
3.66 Å
  
(35)
2.84 Å
  
(100)
2.39 Å
  
(20)
2.172 Å
 
(25)
2.000 Å
 
(25)
1.770 Å
 
(30)
1.763 Å
 
(35)
 
 
Optical Data of Rhodochrosite
 
Uniaxial
RI Values: 
n
ω
 = 1.814 -
1.816 
n
ε
 = 1.596 - 1.598
Max Birefringence
: 
δ =
0.218
Surface relief: High
Pleochroism: Weak
Rhodochrosite
Chemical
Composition
 
o
(Mn, Fe, Mg, Ca)CO3
o
Impurities in mineral
specimen can cause
discoloration of mineral
o
Part of the carbonate
mineral family
 
 
Vein
Formation
Hydrothermal
Filling
Deposits
 
Stalactites
Formation
 
Rhodochrosite Locations
 
Argentina
 
Japan
Africa
  
Peru
Montana 
 
Colorado
Russia 
 
Romania
Gabon 
 
Mexico
 
Rhodochrosite Uses
 
o
Ore of manganese
o
Gemstone
o
Ornamental stone
 
How
much
do
you
think
this
costs?
 
Rhodochrosite Price
 
Ranges vary on the compositional
color of the mineral
Medium dark red: $204 per carat.
Light pink: $241 per carat
Medium pink: $344 per carat
Medium red: $365 per carat
Medium orangey red: $436 per
carat
 
Fun Facts
 
o
Rhodochrosite is the mineral of Colorado
o
Argentina's national's gemstone
o
Rhodochrosite supposedly has healing
powers
o
Very soft mineral with perfect cleavage
makes the mineral very hard to cut
 
Works Cited
 
https://www.jewelsforme.com/gem_and_jewelry_library/rhodochrosite
 
https://geology.com/minerals/rhodochrosite.shtml
https://www.mindat.org/min-3406.html
http://www.bernardine.com/gemstones/rhodochrosite.htm
https://www.minerals.net/mineral/rhodochrosite.aspx
https://geology.com/minerals/rhodochrosite.shtml
https://en.wikipedia.org/wiki/Rhodochrosite#Use
https://www.gemsociety.org/article/rhodochrosite-jewelry-and-gemstone-
information/
http://www.chem.ucla.edu/~harding/IGOC/C/crystal.html
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Rhodochrosite is a mineral with various properties such as pink, yellow, grey, and brown color variations, perfect cleavage, and a Mohs hardness of 3.5 to 4. It is used as an ore of manganese, a gemstone, and an ornamental stone. Rhodochrosite is found in locations like Argentina, Africa, Montana, Russia, and more.


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  1. Rhodochrosite By Isabella Giesing

  2. Rhodochrosite Properties oColor: Pink, yellow, gray, brown oStreak: White oLuster: Vitreous to pearly oDiaphaneity: Transparent to translucent

  3. Rhodochrosite Properties o Cleavage: Perfect, rhombohedral, in three directions o Mohs Hardness: 3.5 to 4 o Specific Gravity: 3.5 to 3.7 o Crystal System: Hexagonal o Fracture: Irregular/Uneven, Conchoidal

  4. X-Ray Powder Diffraction Information d-spacing 3.66 2.84 2.39 2.172 2.000 1.770 1.763 Intensity (35) (100) (20) (25) (25) (30) (35)

  5. Optical Data of Rhodochrosite Uniaxial RI Values: n = 1.814 - 1.816 n = 1.596 - 1.598 Max Birefringence: = 0.218 Surface relief: High Pleochroism: Weak

  6. Rhodochrosite Chemical Composition o (Mn, Fe, Mg, Ca)CO3 o Impurities in mineral specimen can cause discoloration of mineral o Part of the carbonate mineral family

  7. Vein Formation Hydrothermal Filling Deposits

  8. Stalactites Formation

  9. Rhodochrosite Locations Argentina Africa Montana Russia Gabon Japan Peru Colorado Romania Mexico

  10. Rhodochrosite Uses oOre of manganese oGemstone oOrnamental stone

  11. How much do you think this costs?

  12. Rhodochrosite Price Ranges vary on the compositional color of the mineral Medium dark red: $204 per carat. Light pink: $241 per carat Medium pink: $344 per carat Medium red: $365 per carat Medium orangey red: $436 per carat

  13. Fun Facts o Rhodochrosite is the mineral of Colorado o Argentina's national's gemstone o Rhodochrosite supposedly has healing powers o Very soft mineral with perfect cleavage makes the mineral very hard to cut

  14. Works Cited https://www.jewelsforme.com/gem_and_jewelry_library/rhodochrosite https://geology.com/minerals/rhodochrosite.shtml https://www.mindat.org/min-3406.html http://www.bernardine.com/gemstones/rhodochrosite.htm https://www.minerals.net/mineral/rhodochrosite.aspx https://geology.com/minerals/rhodochrosite.shtml https://en.wikipedia.org/wiki/Rhodochrosite#Use https://www.gemsociety.org/article/rhodochrosite-jewelry-and-gemstone- information/ http://www.chem.ucla.edu/~harding/IGOC/C/crystal.html

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