Sandstone
Agra Red Sandstone
India (Uttar Pradesh — Agra)
Sandstone
Rainbow Sandstone
India (Rajasthan)
ASTM C616Scratch ResistantExterior-GradeAcid Sensitive
Rainbow Sandstone
Photo coming soon
HardnessHard(6–7 Mohs)
SoftHard
Acid SensitivityModerate Risk
SafeHigh Risk
Verify Before You Buy
Slab Yard Diagnostic Protocol
Run a quick verification with your Stone ID Kit to confirm the slab matches its label. The two-test routine (scratch + acid) catches most identification errors in the trade.
From your Stone ID Kit
Glass tileHCl dropper bottle (5–10%)
The full step-by-step protocol — including expected results and red flags — is included in your downloadable Buyer's Guide.
Stone TypeSandstone
Geological NameSandstone
OriginIndia (Rajasthan)
ASTM SpecificationASTM C616
ClassificationSiliceous — porous
Available FinishesHoned (Matte), Brushed, Sandblasted
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🔬
MB Stone I.D. Kit — Test Your Stone
Not sure what stone you have? This kit includes the tools professionals use to identify stone type, test acid sensitivity, check absorption, and determine the right care products.
Shop Stone I.D. Kit — $139.97HardnessHard(6–7 Mohs)
SoftHard
Acid SensitivityModerate Risk
SafeHigh Risk
LOW–MEDIUM — quartz grains resist; matrix may not
🔥Heat Tolerance
~400°F
💧Sealer
Yes (critical — very porous)
Technical Details
ASTM SpecificationASTM C616
Mohs Hardness6–7
Absorption1–10%
Density (pcf)135–160
Compressive Strength (psi)5,000–15,000
Flexural Strength (psi)N/A
Abrasion Resistance (Ha)8+
Thermal Tolerance~400°F
ClassificationSiliceous — porous
Geological NameSandstone
OriginIndia (Rajasthan)
Where can you use Rainbow Sandstone?
Tap an application to see the full recommendation.
🏠
Interior
🌿
Exterior
Recommended Conditional Not Recommended
Care Instructions
Maintenance recommendations for Rainbow Sandstone
🧹 Daily Cleaning
- Wipe surfaces with a soft, damp cloth or microfiber towel
- Use a pH-neutral stone cleaner — never use acidic or abrasive products
💧 Sealing Schedule
- Sealer type: Yes (critical — very porous)
- Seal every 1–2 years for normal residential use
- Test with water drops — if absorption occurs within 10 minutes, it's time to reseal
- Always clean the surface thoroughly before applying sealer
- Allow sealer to cure fully before using the surface (typically 24 hours)
⚠️ Warning Signs — Time to Call a Pro
- Dull spots or rings where liquids have sat on the surface
- Visible cracks, chips, or separating seams
- Discoloration or staining that won't clean away
- Surface feels rough or gritty in areas that were previously smooth
- Grout deterioration around the stone edges
🛒 Recommended Products
🧴
pH-Neutral Stone Cleaner
For daily cleaning. Avoid acidic or alkaline cleaners.
🛡️
Impregnating Sealer
Penetrates the stone to protect from within. Apply annually.
Need professional help?
Get a free consultation from Sureshine’s stone care experts.
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