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Crocoite is a
mineral consisting of lead chromate, PbCrO4, and
crystallizing in the
monoclinic crystal system. It is
identical in
composition with the...
- name
chrome yellow, and many
other names. It
occurs also as the
mineral crocoite. Lead
chromate adopts the mo****te structure,
meaning that the connectivity...
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Louis Nicolas Vauquelin received samples of
crocoite ore. He
produced chromium trioxide (CrO3) by
mixing crocoite with
hydrochloric acid. In 1797, Vauquelin...
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obtained directly from the liquor.
Chromate containing minerals are rare.
Crocoite, PbCrO4,
which can
occur as
spectacular long red crystals, is the most...
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Leatherwood (unofficial) (Eucryphia lucida) Colour(s)
Bottle Green (PMS 342),
Yellow (PMS 114), &
Maroon (PMS 194)
Mineral Crocoite (PbCrO4)
Website tas.gov.au...
- orange. In 1797 a
French scientist Louis Vauquelin discovered the
mineral crocoite, or lead chromate,
which led in 1809 to the
invention of the synthetic...
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Sapphire (var.)
Padparadscha Golden sheen sapphire Covellite Creedite Crocoite Cryolite Cuprite Danburite Datolite Descloizite Diamond Bort
Ballas Diaspore...
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mineral was
crocoite with a
formula of PbCrO4.
Studying the
mineral in 1797,
Louis Nicolas Vauquelin produced chromium trioxide by
mixing crocoite with hydrochloric...
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Cornwallite Corundum Cotunnite Covellite Coyoteite Creedite Cristobalite Crocoite Cronstedtite Crookesite Crossite (not
approved by IMA)
Cryolite Cryptomelane...
- pigments.
Chrome yellow (lead chromate,
PbCrO 4),
derived from the
mineral crocoite, was used by
artists in the
earlier part of the 19th century, but has been...