Citrine geodes consist of yellow-to-orange quartz crystals lining the interior of a rock cavity. Most commercially available citrine geodes are heat-treated amethyst, though natural citrine can also occur in this form.

Hardness

Mohs

Luster

Vitreous

Streak

White

Transparency

Transparent

gemstonecommonQuartz family

Citrine Geode

Hardness: 7
Luster: Vitreous
Streak: White
Transparency: Transparent

Is this citrine geode?

5-step field check

Run through these checks against the specimen in your hand. The more boxes tick, the more confident the ID.

1
Test the hardness
Try to scratch citrine geode with a known reference. Citrine Geode sits at Mohs 7 — softer than the next harder reference, harder than the previous one.
2
Check the streak
Drag the specimen across an unglazed porcelain plate. Citrine Geode leaves a white streak.
3
Read the luster
Hold the specimen under a strong light. Citrine Geode typically shows a vitreous luster.
4
Match the color range
Compare against the expected color range: yellow, orange, brownish-yellow.
5
Look at form & habit
Crystal system: trigonal. Typical habit: prismatic crystals inside a hollow cavity.

Often confused with

Citrine Geode vs. its common look-alikes — and how to tell them apart in the field.

mineral

Topaz

Mohs 8

How to tell apart: Topaz is the harder of the two (Mohs 8 vs. 7).

Often found alongside citrine geode

Minerals reported to co-occur with citrine geode. Spotting these in float or country rock is a strong cue you are in the right ground.

All properties

Chemical formula: SiO₂
Mohs hardness: 7
Density: 2.65 g/cm³
Colors: Yellow Orange Brownish-yellow
Streak: White
Luster: Vitreous
Transparency: Transparent
Crystal system: Trigonal
Crystal habit: Prismatic Crystals Inside A Hollow Cavity
Cleavage: None
Rarity: Common
Uses: Gemstone, Decorative, Collector
Host rock: Sedimentary Basalt or Volcanic Rhyolite Cavities
Typical price: $20-200 for small geodes, $500+ for large decorative cabinet pieces

Where rockhounds find citrine geode

Classic worldwide localities

Brazil
Uruguay
Madagascar
Zambia
USA

Field-hunting tip

Look in sedimentary basalt or volcanic rhyolite cavities country — that is the host setting where citrine geode typically forms. If you start seeing amethyst, calcite, goethite in float, you are in the right ground. Field specimens usually show a prismatic crystals inside a hollow cavity habit, so train your eye for that shape before scanning the outcrop.

Common questions

How do you identify citrine geode?+

Mohs hardness is 7. It typically shows a vitreous luster. The streak is white. Common colors include yellow, orange, brownish-yellow.

Where is citrine geode found?+

Notable localities include Brazil; Uruguay; Madagascar; Zambia; USA.

How much is citrine geode worth?+

Typical asking prices fall in the range of $20-200 for small geodes, $500+ for large decorative cabinet pieces. Quality, size, and provenance can move individual specimens well outside that range.

What rocks look like citrine geode?+

Citrine Geode is most often confused with Topaz, Yellow Beryl. A quick hardness test and a streak check separate the look-alikes faster than color alone.

What minerals are found with citrine geode?+

Citrine Geode commonly co-occurs with Amethyst, Calcite, Goethite, Quartz. Spotting any of these in float or country rock is a useful trip signal.

What kind of rock does citrine geode form in?+

Citrine Geode typically forms in sedimentary basalt or volcanic rhyolite cavities. Working float back to the host body is the standard way to chase a fresh occurrence.

What is citrine geode used for?+

Citrine Geode is used in gemstone, decorative, collector.

Find citrine geode on the map

RockHoundR shows mapped rockhounding spots, access rules, and lets you log every find.