Molybdophyllite

A variety of Minerals

What is Molybdophyllite?

Market Value Factors

Pricing varies for every rock and mineral, so use these universal factors to gauge Molybdophyllite before comparing listings or appraisals.

Size & Weight

Larger, intact specimens usually command higher prices.

Rarity & Demand

Scarce material or popular varieties sell at a premium.

Condition & Finish

Chips, repairs, and heavy wear lower value; clean prep helps.

Treatment & Provenance

Untreated specimens with documented locality are prized.

Applies to all rocks & minerals.

Quick Facts

Physical Properties

Color
colourless, pale grey, pale yellow, very pale green
Hardness (Mohs)
3 - 4
Rock tumbling
Not recommended
Density
4.652 g/cm³
Streak
white

Chemical Properties

Chemical Formula
Pb8Mg9[Si10O28(OH)8O2(CO3)3] · H2O Originally assumed to be "Pb2Mg2Si2O7(OH)2."
Elements
C, H, Mg, O, Pb, Si
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Molybdophyllite FAQs

How do I identify Molybdophyllite?

Molybdophyllite can be identified by its hardness of 3 - 4 on the Mohs scale, colourless color. Look for these key characteristics when examining specimens.

What color is Molybdophyllite?

Molybdophyllite typically appears in colourless, pale grey, pale yellow, very pale green. Color can vary depending on impurities and formation conditions.

How hard is Molybdophyllite?

Molybdophyllite has a hardness of 3 - 4 on the Mohs scale. This makes it a soft mineral that can be scratched easily.

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