Reference: Micro Probe Volume VII Number 7 Spring 1993; Zeledón, L. A. (2004). Zeolitas del Valle Central de Costa Rica y sus alrededores. Revista Geológica de América Central. 31: 67-80

ⓘ Calcite

Formula: CaCO₃

Reference: Tschernich, R. (1992): Zeolites of the World, p.101,301,323,362,386,493; Micro Probe Volume VII Number 7 Spring 1993; Zeledón, L. A. (2004). Zeolitas del Valle Central de Costa Rica y sus alrededores. Revista Geológica de América Central. 31: 67-80

ⓘ 'Chabazite'

Habit: crystals to 3mm

Colour: colorless

Reference: Tschernich, R. (1992): Zeolites of the World, p.101,301,323,362,386,415,493; Micro Probe Vol 7 No. 7 Spring 1993; Zeledón, L. A. (2004). Zeolitas del Valle Central de Costa Rica y sus alrededores. Revista Geológica de América Central. 31: 67-80

ⓘ 'Chabazite var. Phacolite'

Reference: Tschernich, R. (1992): Zeolites of the World, p.101; Zeledón, L. A. (2004). Zeolitas del Valle Central de Costa Rica y sus alrededores. Revista Geológica de América Central. 31: 67-80

ⓘ 'Clay minerals'

Reference: Tschernich, R. (1992): Zeolites of the World, p.101,301,323,362,386,415,493

ⓘ 'Erionite Subgroup'

Formula: M₂[Al₄Si₁₄O₃₆] · 15H₂O

Reference: Zeledón, L. A. (2004). Zeolitas del Valle Central de Costa Rica y sus alrededores. Revista Geológica de América Central. 31: 67-80

ⓘ 'Gismondine Subgroup'

Reference: Zeledón, L. A. (2004). Zeolitas del Valle Central de Costa Rica y sus alrededores. Revista Geológica de América Central. 31: 67-80

ⓘ 'Lévyne'

Habit: thin hexagonal plates

Colour: colorless

Description: crystals completely covered by a thick epitaxial growth of Offretite on the {0001} pinacoid

Reference: Tschernich, R. (1992): Zeolites of the World, p.101,301,323,362,386,415,494; Micro Probe Volume VII Number 7 Spring 1993; Zeledón, L. A. (2004). Zeolitas del Valle Central de Costa Rica y sus alrededores. Revista Geológica de América Central. 31: 67-80

ⓘ Mesolite

Formula: Na₂Ca₂Si₉Al₆O₃₀ · 8H₂O

Habit: thin needles

Colour: colorless

Reference: Tschernich, R. (1992): Zeolites of the World, p.101,301,323,362,386,415,493; Micro Probe Volume VII Number 7 Spring 1993; Zeledón, L. A. (2004). Zeolitas del Valle Central de Costa Rica y sus alrededores. Revista Geológica de América Central. 31: 67-80

ⓘ Natrolite

Formula: Na₂Al₂Si₃O₁₀ · 2H₂O

Habit: compact masses

Description: coverd by thin colorless mesolite needles

ⓘ Offretite

Formula: KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O

Habit: epitaxial growths

Colour: white

Description: Levyne crystals completely covered by a thick epitaxial growth of Offretite on the {0001} pinacoid

Phillipsite Subgroup

Río Barbilla, Matina Canton, Limón Province, Costa Rica

ⓘ 'Phillipsite Subgroup'

Habit: blocky morvenite twins to 5mm long

Colour: colorless to milky white

ⓘ Prehnite

Formula: Ca₂Al₂Si₃O₁₀(OH)₂

Reference: Zeledón, L. A. (2004). Zeolitas del Valle Central de Costa Rica y sus alrededores. Revista Geológica de América Central. 31: 67-80

ⓘ Quartz

Formula: SiO₂

Reference: Zeledón, L. A. (2004). Zeolitas del Valle Central de Costa Rica y sus alrededores. Revista Geológica de América Central. 31: 67-80

ⓘ Thomsonite-Ca

Formula: NaCa₂[Al₅Si₅O₂₀] · 6H₂O

Habit: corse blades forming radial groups up to 8mm in diameter

Colour: colorless

Reference: Tschernich, R. (1992): Zeolites of the World, p.101,301,323,362,386,415,493; Micro Probe Vol 7 No. 7 Spring 1993

ⓘ 'Thomsonite Subgroup'

Reference: Zeledón, L. A. (2004). Zeolitas del Valle Central de Costa Rica y sus alrededores. Revista Geológica de América Central. 31: 67-80

ⓘ 'Zeolite Group'

Reference: Zeledón, L. A. (2004). Zeolitas del Valle Central de Costa Rica y sus alrededores. Revista Geológica de América Central. 31: 67-80

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘ	Quartz	4.DA.05	SiO₂
Group 5 - Nitrates and Carbonates
ⓘ	Calcite	5.AB.05	CaCO₃
Group 9 - Silicates
ⓘ	Analcime	9.GB.05	Na(AlSi₂O₆) · H₂O
ⓘ	Mesolite	9.GA.05	Na₂Ca₂Si₉Al₆O₃₀ · 8H₂O
ⓘ	Natrolite	9.GA.05	Na₂Al₂Si₃O₁₀ · 2H₂O
ⓘ	Offretite	9.GD.25	KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O
ⓘ	Prehnite	9.DP.20	Ca₂Al₂Si₃O₁₀(OH)₂
ⓘ	Thomsonite-Ca	9.GA.10	NaCa₂[Al₅Si₅O₂₀] · 6H₂O
ⓘ	'Zeolite Group'	9.G0.
Unclassified Minerals, Rocks, etc.
ⓘ	'Chabazite'	-
ⓘ	'var. Phacolite'	-
ⓘ	'Clay minerals'	-
ⓘ	'Erionite Subgroup'	-	M₂[Al₄Si₁₄O₃₆] · 15H₂O
ⓘ	'Gismondine Subgroup'	-
ⓘ	'Lévyne'	-
ⓘ	'Phillipsite Subgroup'	-
ⓘ	'Thomsonite Subgroup'	-

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Thomsonite-Ca	NaCa₂[Al₅Si₅O₂₀] · 6H₂O
H	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
H	ⓘ Mesolite	Na₂Ca₂Si₉Al₆O₃₀ · 8H₂O
H	ⓘ Offretite	KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O
H	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
H	ⓘ Erionite Subgroup	M₂[Al₄Si₁₄O₃₆] · 15H₂O
H	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂
C	Carbon
C	ⓘ Calcite	CaCO₃
O	Oxygen
O	ⓘ Thomsonite-Ca	NaCa₂[Al₅Si₅O₂₀] · 6H₂O
O	ⓘ Calcite	CaCO₃
O	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
O	ⓘ Mesolite	Na₂Ca₂Si₉Al₆O₃₀ · 8H₂O
O	ⓘ Offretite	KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O
O	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
O	ⓘ Erionite Subgroup	M₂[Al₄Si₁₄O₃₆] · 15H₂O
O	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂
O	ⓘ Quartz	SiO₂
Na	Sodium
Na	ⓘ Thomsonite-Ca	NaCa₂[Al₅Si₅O₂₀] · 6H₂O
Na	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
Na	ⓘ Mesolite	Na₂Ca₂Si₉Al₆O₃₀ · 8H₂O
Na	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
Mg	Magnesium
Mg	ⓘ Offretite	KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O
Al	Aluminium
Al	ⓘ Thomsonite-Ca	NaCa₂[Al₅Si₅O₂₀] · 6H₂O
Al	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
Al	ⓘ Mesolite	Na₂Ca₂Si₉Al₆O₃₀ · 8H₂O
Al	ⓘ Offretite	KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O
Al	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
Al	ⓘ Erionite Subgroup	M₂[Al₄Si₁₄O₃₆] · 15H₂O
Al	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂
Si	Silicon
Si	ⓘ Thomsonite-Ca	NaCa₂[Al₅Si₅O₂₀] · 6H₂O
Si	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
Si	ⓘ Mesolite	Na₂Ca₂Si₉Al₆O₃₀ · 8H₂O
Si	ⓘ Offretite	KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O
Si	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
Si	ⓘ Erionite Subgroup	M₂[Al₄Si₁₄O₃₆] · 15H₂O
Si	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂
Si	ⓘ Quartz	SiO₂
K	Potassium
K	ⓘ Offretite	KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O
Ca	Calcium
Ca	ⓘ Thomsonite-Ca	NaCa₂[Al₅Si₅O₂₀] · 6H₂O
Ca	ⓘ Calcite	CaCO₃
Ca	ⓘ Mesolite	Na₂Ca₂Si₉Al₆O₃₀ · 8H₂O
Ca	ⓘ Offretite	KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O
Ca	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)

Tschernich, R. (1992) Zeolites of the World: 101, 301, 323, 362, 386, 415, 493, 494.

Tschernich, R. (1993) Micro Probe, 7(7).

Zeledón, L.A. (2004) Zeolitas del Valle Central de Costa Rica y sus alrededores. Revista Geológica de América Central, 31: 67-80 [in Spanish].

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Río Barbilla, Matina Canton, Limón Province, Costa RicaiRegional Level TypesRío BarbillaRiver Matina CantonCanton Limón ProvinceProvince Costa RicaCountry function showexplain() { $("#locexplain").toggle(); if (typeof movemap === "function") movemap(); }

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Detailed Mineral List:

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List of minerals arranged by Strunz 10th Edition classification

List of minerals for each chemical element

References

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Other Regions, Features and Areas containing this locality

Río Barbilla, Matina Canton, Limón Province, Costa Rica i
Regional Level Types
Río Barbilla River
Matina Canton Canton
Limón Province Province
Costa Rica Country