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Ancylite-(Ce) & Bastnäsite

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SHS177272

Ancylite-(Ce) & Bastnäsite

Description Tabs

Description
Locality: 
Sakavalana, Ambatovita, Mandrosonoro, Ambatofinandrahana, Amoron'i Mania, Madagascar
Class: 
Single Crystal
Size Range: 
Micromount (under 1cm)
Size: 
0.7 × 0.6 × 0.5 cm
Description

Ancylite ce in bastnaesite

Mineral Data
What's on the rock

Ancylite-(Ce)

Formula: 
SrCe(CO3)2(OH)·H2O
Strunz: 
5.DC.05
Crystal System: 
Orthorhombic
Hardness: 
4.0 - 4.5
Streak: 
White
Type Locality: 
Narsaarsuk pegmatite (Narssârssuk pegmatite), Narsaarsuk Plateau, Igaliku (Igaliko), Narsaq, Kujalleq, Greenland

Bastnäsite

Synonym Of: 

Bastnäsite-(Ce)

Formula: 
(Ce,La)(CO3)F
Strunz: 
5.BD.20a
Hardness: 
4.0 - 4.5

Bastnäsite-(La)

Formula: 
(La,Ce)(CO3)F
Strunz: 
5.BD.20a
Hardness: 
4.0 - 5.0

Bastnäsite-(Nd)

Formula: 
Nd(CO3)F
Strunz: 
5.BD.20a
Hardness: 
4.0 - 4.5

Bastnäsite-(Y)

Formula: 
(Y,Ce)(CO3)F
Strunz: 
5.BD.20a
Hardness: 
4.0 - 4.5
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