Calcite
MaybeAn estimated 0.6% of orders come back. But prices span $5.57–$685.05, mostly outside the sweet spot, so Calcite is a Maybe.
- Flapen Score
- 56 / 100Top 21% of 14,768 Health & Household niches · +7 vs the category median of 4956
- Market size
- $120K/yr38K searches / yr
- 90-day growth
- +11.6%search demand this quarter
- Competition
- 52%top-5 click share · 24 brands · 46 sellers
Flapen Score
Calcite against its category
The dotted line is the Health & Household average. Past it, Calcite is stronger. Inside it, weaker.
Market
The Calcite market on Amazon at a glance
Shoppers on Amazon United States searched for Calcite 38K times last year and spent an estimated $120K. The top 5 brands take 72% of clicks. Flapen scores it 56 out of 100, a Maybe.
01 · Demand
An estimated 4.6% of those searches ended in a purchase.
Shoppers searched for this 38K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 4.6% of those searches ended in a purchase. Searches in the last 90 days moved +11.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated $120K a year.
- Searches, last 12 months
- 38K
- Growth, 90 days vs prior 90
- +11.6%
- Conversion, latest week
- 4.6%
- Market size, estimated
- $120Ka year
- Peak month
- May1.4× the quietest month
- Top search term
- calcite15K searches a year
02 · Price
A sale here is worth $67.94.
Listings sell for $67.94 on average, from $5.57 to $685.05. Amazon reports units sold in ranges. This niche sold 2K to 2K a year. The average listing sells 0 to 100 of them. At $67.94 that is $0 to $7K a year per listing.
- Average price
- $67.94inside the $15 to $100 sweet spot
- Price range
- $5.57–$685.05
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 2K–2K
- Units per listing a year
- 0–100
- Revenue per listing a year
- $0–$7K
- Returns
- 0.6%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
68% of listings pay for placement with sponsored ads. 55% ship with Prime. On an average day, 6.2% of listings are out of stock. The average listing ranks #2,422 within Healing Crystals. It carries 82 reviews at 4.33 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 68%
- Prime listings
- 55%
- Out of stock, average day
- 6.2%
- Average rank
- #2,422in Healing Crystals
- Average rating
- 4.33 starsAmazon United States average 4.42 stars
- Average reviews
- 82per listing
- Listings tracked
- 31
04 · Newcomers
1 of last year's 4 launches cleared the first-year sales bar.
4 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 60 months on average, so the names here are established.
- Launched, last 12 months
- 4
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 60 months
Products
Top Calcite products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 10, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Natural Calcite Crystal from Peru - Authentic Energy Stone Specimen Formed with Several Crystals | Cluster Druse or Twin Shapes | for Collection Decoration or Gifting (2 to 3 Ounce)
- Price
- $12.00
- Rating
- 3.8/5
- Reviews
- 12
- Age
- 1y ago

Calcite pH Balance Mineral Media 50 lb Natural Calcium Carbonate (CaCO) Water Treatment Media for Neutralizer Tanks Commercial & Institutional Use
- Price
- $109.67
- Rating
- 4.5/5
- Reviews
- 5
- Age
- 2y ago

MINERALUNIVERSE 1/2 LB Blue Calcite Rough Stones - Bulk Blue Calcite Crystal - Raw Natural Stones & Crystals - Fountain Rocks for Tumbling Polishing Wire Wrapping Reiki Chakra Crystal Healing
- Price
- $11.05
- Rating
- 4.3/5
- Reviews
- 26
- Age
- 4y ago

Natural Calcite Crystal from Peru - Authentic Energy Stone Specimen Formed with Several Crystals | Cluster Druse or Twin Shapes | for Collection Decoration or Gifting (3 to 4 Ounce)
- Price
- $15.75
- Rating
- 3.8/5
- Reviews
- 12
- Age
- 1y ago

Aqua-Pure C-050P Calcium Carbonate Media
- Price
- $91.83
- Rating
- 4.5/5
- Reviews
- 118
- Age
- 11y ago
Trending
estimated 90-day click momentum
Calcite Calcium Carbonate Filter Media for PH Correction (0.5 Cu. Ft.)
- Price
- $99.52
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 1mo ago

Fine Ground Limestone Powder 50 lb All-Natural Calcium Carbonate for Lawns Gardens Chicken Coops Odor Control Soil pH and Agriculture Soft White Lime Rock Dust
- Price
- $49.43
- Rating
- 4.8/5
- Reviews
- 121
- Age
- 1y ago

VICAL 1000 Calcite Media 1640 Mesh NSF/ANSI 60 Certified Calcium Carbonate Neutralizer Media for Acid Neutralizer Filters & Well Water Treatment Made in USA 0.5 Cubic Foot / 50 lb
- Price
- $108.59
- Rating
- 4.0/5
- Reviews
- 1
- Age
- 3mo ago

Calcite Media (Calcium Carbonate Mineral) pH Correction Media 50 lbs
- Price
- $100.72
- Rating
- 4.6/5
- Reviews
- 45
- Age
- 11y ago

Natural Calcite Crystal from Peru - Authentic Energy Stone Specimen Formed with Several Crystals | Cluster Druse or Twin Shapes | for Collection Decoration or Gifting (2 to 3 Ounce)
- Price
- $12.00
- Rating
- 3.8/5
- Reviews
- 12
- Age
- 1y ago
Newest
by launch date
Calcite Calcium Carbonate Filter Media for PH Correction (0.5 Cu. Ft.)
- Price
- $99.52
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 1mo ago

VICAL 1000 Calcite Media 1640 Mesh NSF/ANSI 60 Certified Calcium Carbonate Neutralizer Media for Acid Neutralizer Filters & Well Water Treatment Made in USA 0.5 Cubic Foot / 50 lb
- Price
- $108.59
- Rating
- 4.0/5
- Reviews
- 1
- Age
- 3mo ago

Calcite Filter Media - Acid Neutralizer for Low pH or Acidic Condensate Water - Calcium Carbonate for Water Filtration (10lbs.)
- Price
- $42.88
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 6mo ago

Fine Ground Limestone Powder 50 lb All-Natural Calcium Carbonate for Lawns Gardens Chicken Coops Odor Control Soil pH and Agriculture Soft White Lime Rock Dust
- Price
- $49.43
- Rating
- 4.8/5
- Reviews
- 121
- Age
- 1y ago

Natural Calcite Crystal from Peru - Authentic Energy Stone Specimen Formed with Several Crystals | Cluster Druse or Twin Shapes | for Collection Decoration or Gifting (2 to 3 Ounce)
- Price
- $12.00
- Rating
- 3.8/5
- Reviews
- 12
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 52% of clicks. Leaders hold, but buyers still shop past them.
Brands
24 rising
Sellers
46
Est. top-5 brand share
72%
Top 20: 97%
Est. top-5 click share
52%
Top 20: 90%
Open market
23%
- Bartra Product25%
- Generic22%
- MINERALUNIVERSE11%
- 3M9%
- Abundant Flow Water6%
- FOMNKKN5%
Demand
Calcite search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.4×
Search terms
Top Calcite search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- calcite15K/yr
- calcite water neutralizer7K/yr
- calcite crystal9K/yr
- calcite for water treatment3K/yr
- calcite ph water neutralizer media4K/yr
Reviews and returns
What reviews say buyers love and hate about Calcite
We read the reviews and the return reasons for every product selling here.
“above the rim or valve head won't fit on”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
19 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Calcite questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









