Rankinite

A variety of Minerals

What is Rankinite?

Market Value Factors

Pricing varies for every rock and mineral, so use these universal factors to gauge Rankinite 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
Hardness (Mohs)
5.5
Rock tumbling
With care
Density
3 g/cm³

Chemical Properties

Chemical Formula
Ca3Si2O7
Elements
Ca, O, Si
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Rankinite FAQs

How do I identify Rankinite?

Rankinite can be identified by its hardness of 5.5 on the Mohs scale, Colourless color. Look for these key characteristics when examining specimens.

What color is Rankinite?

Rankinite typically appears in Colourless. Color can vary depending on impurities and formation conditions.

How hard is Rankinite?

Rankinite has a hardness of 5.5 on the Mohs scale. This gives it moderate hardness.

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