AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Colorado > Analcime on Thomsonite

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Online Mineral Museum Archive of Mineral Photographs and Mineral Descriptions from John Betts - 
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Analcime on Thomsonite from North Table Mountain, Stage 2 Lava Flow, Golden, Jefferson County, Colorado

 
Analcime on Thomsonite from North Table Mountain, Stage 2 Lava Flow, Golden, Jefferson County, Colorado

Analcime on Thomsonite from North Table Mountain, Stage 2 Lava Flow, Golden, Jefferson County, Colorado

Analcime on Thomsonite from North Table Mountain, Stage 2 Lava Flow, Golden, Jefferson County, Colorado

Analcime on Thomsonite from North Table Mountain, Stage 2 Lava Flow, Golden, Jefferson County, Colorado

Analcime on Thomsonite from North Table Mountain, Stage 2 Lava Flow, Golden, Jefferson County, Colorado

Analcime on Thomsonite from North Table Mountain, Stage 2 Lava Flow, Golden, Jefferson County, Colorado

Analcime on Thomsonite from North Table Mountain, Stage 2 Lava Flow, Golden, Jefferson County, Colorado

Photo below under shortwave ultraviolet illumination:
Analcime on Thomsonite from North Table Mountain, Stage 2 Lava Flow, Golden, Jefferson County, Colorado

Photo below under longwave ultraviolet illumination:
Analcime on Thomsonite from North Table Mountain, Stage 2 Lava Flow, Golden, Jefferson County, Colorado

DESCRIPTION:No. 76565
Mineral:Analcime on Thomsonite
Locality:North Table Mountain, Stage 2 Lava Flow, Golden, Jefferson County, Colorado
Description:Large lustrous trapezohedral white analcime crystals to 15 mm with bladed translucent white thomsonite crystals to 2 mm in hemispherical aggregates to 4 mm diameter on brown basalt. The thomsonite crystals have brown limonite surface staining. Collected ca. 1985. The analcime fluoresces white under UV illumination
Overall Size:9.5x5x3.5 cm
Crystals:1-15 mm
Archived: For reference only

 

 

 

 

 

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