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10 Records Found

NAMES

RRUFF ID

IDEAL CHEMISTRY

SOURCE

LOCALITY

OPTIONS

Nontronite

X050120

Na_0.3Fe³⁺₂(Si,Al)₄O₁₀(OH)₂·nH₂O

CIT H-33a

Garfield, near Spokane, Washington

Nontronite

X050121

Na_0.3Fe³⁺₂(Si,Al)₄O₁₀(OH)₂·nH₂O

CIT H-33b

Mineto, near Spokane, Washington, USA

Nontronite

R070286

Na_0.3Fe³⁺₂(Si,Al)₄O₁₀(OH)₂·nH₂O

Michael Scott S103144

Andreasberg, Sachsen, Germany

Opal

R060652

SiO₂·nH₂O

Gemological Institute of America 23128

Ethiopia

Opal

R060653

SiO₂·nH₂O

Gemological Institute of America 4021A

Brazil

Opal

R060651

SiO₂·nH₂O

Gemological Institute of America 4570

Mexico

Opal

R060650

SiO₂·nH₂O

Gemological Institute of America 6029

Idaho, USA

Opal

X070002

SiO₂·nH₂O

Taka Yamanaka

Synthetic

Opal

X070003

SiO₂·nH₂O

Taka Yamanaka

Synthetic

Opal

R070627

SiO₂·nH₂O

www.multicolour.com

Madagascar

Displaying: 1 - 10

10 Records Found

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