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Great American Handmade Pastel - Chimayo 4, 380.4

Pastel

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$4.60

Blick Art Materials · recorded Oct 21, 2026, 12:43 PM UTC

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Product details
Blick SKU
21925-4004
About this product range

Great American Art Works’ owner is a chemist, and his initial research into pastel production focused on the materials and methods of established companies. He soon discovered that old techniques produced old pastels! By employing new materials, techniques, and equipment, he eventually discovered the right combination of ingredients and methods.

Today, Great American Art Works handmade soft pastels are recognized the world over for their excellence. Richly pigmented, these pastels have superb brilliance of tone. The Full Stick pastels measure 1/2" x 2-1/4" (1.7 cm x 5.7 cm), and the Half-Stick pastels measure 1/2" x 1-1/8" (1.7 cm x 2.8 cm). Shapes of pastels may vary.

Sets are designed by accomplished pastel artists, each set is arranged in a reusable cardboard box adorned by artwork inspired by the selection within.

__Try Me sets include a random assortment of pastels selected by Great American Art Works. No two sets will be alike. Color substitutions in other sets may occur at the discretion of Great American Artworks.__

Pigment information

General reference notes about pigments can describe other media (such as oil). They do not verify this product’s exact formulation or behavior.

Calcium Carbonate

Pigment code
PW18
Type
inorganic
Chemical name
calcium carbonate
Chemical formula
CaCO3
Properties
Calcium carbonate, the mineral constituent of chalk, is a low tinting strength, inexpensive white pigment that is often used is a buffer and filler. Because of its low tinting strength, it is overwhelmed by other colors. It is used in gesso and other coatings to give the surface more tooth, a desirable characteristic for some painting techniques.
Permanence
Calcium carbonate is lightfast. Like all carbonates, it reacts with strong acids
Toxicity
Calcium carbonate is completely non-toxic, and is used in many food, cosmetic, and pharmaceutical products. However, excessive consumption is not recommended.
History
Naturally occuring chalk deposits have been mined since prehistoric times. Rocks and minerals that contain calcium carbonate include aragonite, calcite, vaterite, chalk, limestone. marble, and travertine. Calcium carbonate is the principle component of lime, used in many agricultural and industrial applications.
Description
Chalk

Chromium Oxide Green

Pigment code
PG17
Type
inorganic
Chemical name
chromium oxide
Chemical formula
Cr2O3
Properties
Chromium Oxide Green is a dull, dense, willow or pale green color that is completely opaque. It has an average drying time and a low tinting strength. It is fairly flexible in oil form and is suitable for all purposes and mediums. This pigment is less versatile in mixtures than Viridian and Phthalocyanine Green, but mixes well with other colors without overpowering them.
Permanence
Chromium Oxide Green has excellent permanence, even at high temperatures.
Description
Chrome Oxide Green, Olive Green, Permanent Green. Varieties of Chromium Oxide Green include Arnaudon's Green, Dingler's Green, Plessy's Green, Chromium Green-Black Hematite, and Schnitzer's Green.

Burnt Umber

Pigment code
PBr7
Type
earth
Chemical name
iron oxides with manganese silicates or dioxide
Chemical formula
Fe2O3,MnO2 or Fe2O3+MnO2+nH2O+Si+Al2O3
Properties
Burnt Umber is a more intense reddish brown pigment that results from heating the clay pigment Raw Umber. It has medium to excellent tinting strength and high opacity, and it is quick drying in oil form. Burnt Umber is somewhat more transparent than Raw Umber. It has excellent color properties and can create a variety of subtle, clear tints when mixed with white. It can tend towards chalkiness in dark mixes in oil form, but overall it mixes well with other colors. To create a black color in oil form, mix Burnt Umber with Phthalo Blue or Ultramarine. To achieve a similar color in watercolor form, mix it with Ultramarine or Payne's Gray.
Permanence
Burnt Umber has good permanence.
Toxicity
Burnt Umber itself is considered non-toxic. If contaminated by manganese compounds, it may be highly toxic if inhaled and moderately toxic if ingested.
History
This pigment gets its name from the Latin word umbra, meaning shadow or shade. Its full name is listed as terra di ombra, meaning earth of shadow/shade, due to its original extraction from the area of Umbria, Italy. It has been used as a pigment since prehistoric times. Currently, the finest umber comes from Cyprus.
Description
Chestnut Brown, Euchrome, Jacaranda Brown, Mars Brown, Mineral Brown, Raw Brown, Spanish Brown, Van Dyke Umber. Cyprus Umber, Turkey Brown, and Turkey Umber are the best quality umbers.

Hansa Yellow

Pigment code
PY65
Type
monoazo
Chemical formula
C18H18N4O6
Properties
This Hansa Yellow ranges from reddish yellow to greenish yellow with temperature shifts from cool to warm hues. It has good tinting strength and average to slow drying time.
Permanence
This Hansa Yellow has excellent lightfastness, particularly in the darker shades.
Toxicity
Hansa Yellow has no significant acute hazards, though its chronic hazards have not been well studied.
History
Hansa Yellows were first made in Germany just before WW1 from a series of synthetic dyestuffs called Pigment Yellow. They were intended to be a synthetic replacement for Cadmium Yellow.
Description
Arylide, Arylide Yellow, Azo, Brilliant Yellow, Monoazo, Monolite Yellow, Permanent Yellow.

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