Show UniqueIdentification

Id 60
Identification Type Mineral
Name Rhodochrosite
Distinguishing Features Brown-green
High-birefringence
Description Greenish-brown in plane light. Strongly pleochroic. High birefringence. Ellipsoidal; may be difficult to distinguish in smear slide from siderite or dolomite. Forms in environments with reduced Mn. Occurs in lakes and estuaries, but uncommon; rare to absent in marine settings.
Tags
External Resources Rhodochrosite on MinDat
Imposters Dolomite

Siderite

Images
Unique Identification: Rhodochrosite
Site name: Lewis
Light type: Plane-Polarized Light
Magnification: 400.0
Submitted by: Mark Shapley
Notes: pleochroic xrd-confirmation
Image Tags: none
Unique Identification: Rhodochrosite
Site name: Lewis
Light type: Cross-Polarized Light
Magnification: 400.0
Submitted by: Mark Shapley
Notes: pleochroic xrd-confirmation
Image Tags: none
Unique Identification: Rhodochrosite
Site name: Lewis
Light type: Plane-Polarized Light
Magnification: 400.0
Submitted by: Mark Shapley
Notes: pleochroic xrd-confirmation
Image Tags: none
Unique Identification: Rhodochrosite
Site name: Lewis
Light type: Cross-Polarized Light
Magnification: 400.0
Submitted by: Mark Shapley
Notes: pleochroic xrd-confirmation
Image Tags: none
Unique Identification: Rhodochrosite
Site name: Lewis
Light type: Plane-Polarized Light
Magnification: 400.0
Submitted by: Mark Shapley
Notes: pleochroic xrd-confirmation
Image Tags: none
Unique Identification: Rhodochrosite
Site name: Lewis
Light type: Cross-Polarized Light
Magnification: 400.0
Submitted by: Mark Shapley
Notes: pleochroic xrd-confirmation
Image Tags: none

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