Staples, Lloyd W., Evans, Howard T., Lindsay, and James R. (1973) Cavansite and pentagonite, new dimorphous calcium vanadium silicate minerals from Oregon. American Mineralogist, 58 (5-6) 405-411

Tschernich, Rudy W. (1992) Zeolites of the World. Geoscience Press, Inc. 567pp.

ⓘ 'Apophyllite Group'

Formula: AB₄[Si₈O₂₀]X · 8H₂O

Locality: Owyhee Dam, Lake Owyhee State Park, Malheur County, Oregon, USA

References:

ⓘ Calcite

Formula: CaCO₃

Locality: Owyhee Dam, Lake Owyhee State Park, Malheur County, Oregon, USA

References:

ⓘ Cavansite (TL)

Formula: Ca(VO)Si₄O₁₀ · 4H₂O

Type Locality:

References:

Staples, L.W., Evans, H.T Jr., Lindsay, J.R. (1967) Cavansite, a new calcium vanadium silicate mineral (abstr.). Geological Society of America, Program Annual Meeting: 211-212.

ⓘ 'Chabazite'

Locality: Owyhee Dam, Lake Owyhee State Park, Malheur County, Oregon, USA

References:

Betts, John (n.d.) John Betts website listing.

ⓘ Gmelinite-Ca

Formula: Ca₂(Si₈Al₄)O₂₄ · 11H₂O

Locality: Owyhee Dam, Lake Owyhee State Park, Malheur County, Oregon, USA

References:

ⓘ 'Heulandite Subgroup'

Formula: (Na/Ca/K)_5-6[Al_8-9 Si_27-28 O₇₂] · nH₂O

Locality: Owyhee Dam, Lake Owyhee State Park, Malheur County, Oregon, USA

References:

ⓘ Offretite

Formula: KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O

Locality: Owyhee Dam, Lake Owyhee State Park, Malheur County, Oregon, USA

References:

Tschernich, Rudy W. (1992) Zeolites of the World. Geoscience Press, Inc. 567pp.

ⓘ Opal

Formula: SiO₂ · nH₂O

Locality: Owyhee Dam, Lake Owyhee State Park, Malheur County, Oregon, USA

ⓘ Pentagonite (TL)

Formula: Ca(VO)Si₄O₁₀ · 4H₂O

Type Locality:

References:

Evans, Howard T., Jr. (1973) The crystal structures of cavansite and pentagonite. American Mineralogist, 58 (5-6) 412-424

ⓘ Stilbite-Ca

Formula: NaCa₄(Si₂₇Al₉)O₇₂ · 28H₂O

Locality: Owyhee Dam, Lake Owyhee State Park, Malheur County, Oregon, USA

References:

Gallery:

AB₄[Si₈O₂₀]X · 8H₂Oⓘ 'Apophyllite Group'

Apophyllite Group, etc.

Owyhee Dam, Lake Owyhee State Park, Malheur County, Oregon, USA

Apophyllite Group, etc.

Owyhee Dam, Lake Owyhee State Park, Malheur County, Oregon, USA

Apophyllite Group, etc.

Owyhee Dam, Lake Owyhee State Park, Malheur County, Oregon, USA

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘ	Opal	4.DA.10	SiO₂ · nH₂O
Group 5 - Nitrates and Carbonates
ⓘ	Calcite	5.AB.05	CaCO₃
Group 9 - Silicates
ⓘ	Cavansite (TL)	9.EA.50	Ca(VO)Si₄O₁₀ · 4H₂O
ⓘ	Pentagonite (TL)	9.EA.55	Ca(VO)Si₄O₁₀ · 4H₂O
ⓘ	Analcime	9.GB.05	Na(AlSi₂O₆) · H₂O
ⓘ	Gmelinite-Ca	9.GD.05	Ca₂(Si₈Al₄)O₂₄ · 11H₂O
ⓘ	Offretite	9.GD.25	KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O
ⓘ	Stilbite-Ca	9.GE.10	NaCa₄(Si₂₇Al₉)O₇₂ · 28H₂O
Unclassified
ⓘ	'Apophyllite Group'	-	AB₄[Si₈O₂₀]X · 8H₂O
ⓘ	'Chabazite'	-
ⓘ	'Heulandite Subgroup'	-	(Na/Ca/K)_5-6[Al_8-9 Si_27-28 O₇₂] · nH₂O

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
H	ⓘ Apophyllite Group	AB₄[Si₈O₂₀]X · 8H₂O
H	ⓘ Cavansite	Ca(VO)Si₄O₁₀ · 4H₂O
H	ⓘ Heulandite Subgroup	(Na/Ca/K)_5-6[Al_8-9 Si_27-28 O₇₂] · nH₂O
H	ⓘ Offretite	KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O
H	ⓘ Opal	SiO₂ · nH₂O
H	ⓘ Pentagonite	Ca(VO)Si₄O₁₀ · 4H₂O
H	ⓘ Gmelinite-Ca	Ca₂(Si₈Al₄)O₂₄ · 11H₂O
H	ⓘ Stilbite-Ca	NaCa₄(Si₂₇Al₉)O₇₂ · 28H₂O
C	Carbon
C	ⓘ Calcite	CaCO₃
O	Oxygen
O	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
O	ⓘ Apophyllite Group	AB₄[Si₈O₂₀]X · 8H₂O
O	ⓘ Calcite	CaCO₃
O	ⓘ Cavansite	Ca(VO)Si₄O₁₀ · 4H₂O
O	ⓘ Heulandite Subgroup	(Na/Ca/K)_5-6[Al_8-9 Si_27-28 O₇₂] · nH₂O
O	ⓘ Offretite	KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O
O	ⓘ Opal	SiO₂ · nH₂O
O	ⓘ Pentagonite	Ca(VO)Si₄O₁₀ · 4H₂O
O	ⓘ Gmelinite-Ca	Ca₂(Si₈Al₄)O₂₄ · 11H₂O
O	ⓘ Stilbite-Ca	NaCa₄(Si₂₇Al₉)O₇₂ · 28H₂O
Na	Sodium
Na	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
Na	ⓘ Heulandite Subgroup	(Na/Ca/K)_5-6[Al_8-9 Si_27-28 O₇₂] · nH₂O
Na	ⓘ Stilbite-Ca	NaCa₄(Si₂₇Al₉)O₇₂ · 28H₂O
Mg	Magnesium
Mg	ⓘ Offretite	KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O
Al	Aluminium
Al	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
Al	ⓘ Heulandite Subgroup	(Na/Ca/K)_5-6[Al_8-9 Si_27-28 O₇₂] · nH₂O
Al	ⓘ Offretite	KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O
Al	ⓘ Gmelinite-Ca	Ca₂(Si₈Al₄)O₂₄ · 11H₂O
Al	ⓘ Stilbite-Ca	NaCa₄(Si₂₇Al₉)O₇₂ · 28H₂O
Si	Silicon
Si	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
Si	ⓘ Apophyllite Group	AB₄[Si₈O₂₀]X · 8H₂O
Si	ⓘ Cavansite	Ca(VO)Si₄O₁₀ · 4H₂O
Si	ⓘ Heulandite Subgroup	(Na/Ca/K)_5-6[Al_8-9 Si_27-28 O₇₂] · nH₂O
Si	ⓘ Offretite	KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O
Si	ⓘ Opal	SiO₂ · nH₂O
Si	ⓘ Pentagonite	Ca(VO)Si₄O₁₀ · 4H₂O
Si	ⓘ Gmelinite-Ca	Ca₂(Si₈Al₄)O₂₄ · 11H₂O
Si	ⓘ Stilbite-Ca	NaCa₄(Si₂₇Al₉)O₇₂ · 28H₂O
K	Potassium
K	ⓘ Heulandite Subgroup	(Na/Ca/K)_5-6[Al_8-9 Si_27-28 O₇₂] · nH₂O
K	ⓘ Offretite	KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O
Ca	Calcium
Ca	ⓘ Calcite	CaCO₃
Ca	ⓘ Cavansite	Ca(VO)Si₄O₁₀ · 4H₂O
Ca	ⓘ Heulandite Subgroup	(Na/Ca/K)_5-6[Al_8-9 Si_27-28 O₇₂] · nH₂O
Ca	ⓘ Offretite	KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O
Ca	ⓘ Pentagonite	Ca(VO)Si₄O₁₀ · 4H₂O
Ca	ⓘ Gmelinite-Ca	Ca₂(Si₈Al₄)O₂₄ · 11H₂O
Ca	ⓘ Stilbite-Ca	NaCa₄(Si₂₇Al₉)O₇₂ · 28H₂O
V	Vanadium
V	ⓘ Cavansite	Ca(VO)Si₄O₁₀ · 4H₂O
V	ⓘ Pentagonite	Ca(VO)Si₄O₁₀ · 4H₂O

Other Databases

Wikipedia:	https://en.wikipedia.org/wiki/Lake_Owyhee_State_Park

Localities in this Region

USA

Oregon
- Malheur County
  - Lake Owyhee State Park
    - Owyhee Dam

Other Regions, Features and Areas containing this locality

North AmericaContinent

North America PlateTectonic Plate

Columbia Basin and RangeWide Rift
Shoofly-Olds Ferry DomainDomain
Southeast Oregon–Northern California BasinsBasin

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